You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

Email *

Email

Confirm Email

Country *

information Movement Email

Watch Brand Name *

Calibre # / Movement # *

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1826 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1826 is a vintage Swiss automatic mechanical movement renowned for its reliable performance and classic day/date complications. Commonly found in mid-20th-century wristwatches, it features a robust build and efficient automatic winding mechanism, making it highly valued by collectors and watchmakers.
Key Technical Highlights

Calibre: AS 1826

Movement Type: Automatic, mechanical

Diameter: 25.60 mm (11.5 lignes)

Height: 5.25 mm

Jewels: 17, 21, or 25 synthetic ruby jewels

Beat Rate: 18,000 vibrations per hour (vph)

Power Reserve: Approximately 42 hours

Functions: Hours, minutes, sweep seconds, day, and date (date set by changing time between 20:20 and midnight)

Shock Protection: Standard vintage Incabloc or equivalent anti-shock system

Rotor: Ball-bearing type for smooth automatic winding

Common Spare Parts and Components

Mainspring and Barrel: Critical for consistent power transmission; original or new-old-stock (NOS) mainsprings are preferred for durability and proper torque.

Balance Wheel and Balance Staff: Precision parts essential for accurate timekeeping and shock absorption; must be exact fits for reliable performance.

Rotor Assembly and Bearings: Key to automatic winding efficiency; worn or damaged components should be replaced with genuine or NOS pieces to maintain smooth operation.

Pallet Fork and Escape Wheel: Wear-prone escapement parts; sourcing original or high-quality NOS parts ensures smooth and reliable movement.

Gear Train Wheels (Minute, Third, Fourth): Frequently replaced due to usage wear; typically sourced from donor movements or NOS stock.

Setting Mechanism (Stem, Crown, Levers, Springs): Precise fitting parts necessary for smooth winding, time, day, and date settings. Winding stems such as Part No. 401 may be compatible.

Jewels: Synthetic ruby bearings arranged to reduce friction; replacements must precisely match the original layout.

Hands and Dial Components: Period-appropriate parts maintain vintage authenticity and add collector value.

Sourcing and Maintenance Tips

Use original, NOS, or marked donor parts specifically for AS 1826 to ensure compatibility and movement integrity.

Handle delicate components, especially balance assemblies, escapement parts, and rotor, with great care during servicing.

Apply modern synthetic watch oils sparingly and according to vintage lubrication standards to maintain longevity and optimal functionality.

Always verify the calibre number stamped on the movement main plate before ordering to avoid mismatches.

Donor AS 1826 movements are valuable sources for rare, worn, or hard-to-find spare parts.

Why AS 1826 Spare Parts Matter

Authentic parts help preserve the calibre’s accuracy, reliability, and efficient automatic winding, crucial for everyday dependable wear.

Proper restoration with genuine components supports the historical significance and collector appeal of this classic Swiss automatic movement.

The detailed technical documentation and an active watchmaker community facilitate reliable parts sourcing and expert servicing.

Maintaining the A. Schild AS 1826 calibre with quality, authentic spare parts ensures these vintage automatics continue running smoothly while honoring their heritage in Swiss horology.

A. Schild (AS) Calibre 1827 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1827 is a vintage Swiss automatic mechanical movement known for its reliable performance and versatility in mid-20th-century wristwatches. This calibre shares many design characteristics with the popular AS 1820 series, featuring robust construction and classic automatic winding mechanisms, making it a valued choice for collectors and watchmakers.
Key Technical Highlights

Calibre: AS 1827

Movement Type: Automatic, mechanical

Diameter: Approximately 11.5 lignes (25.60 mm)

Jewels: Typically 17, 21, or 25 synthetic ruby jewels

Beat Rate: Usually 18,000 vibrations per hour (vph)

Functions: Hours, minutes, sweep seconds, day/date complications commonly included

Shock Protection: Standard vintage anti-shock system, often Incabloc

Rotor: Ball-bearing type for smooth automatic winding

Common Spare Parts and Components

Mainspring and Barrel: Fundamental for consistent power delivery; sourcing original or new-old-stock (NOS) parts guarantees durability and correct torque.

Balance Wheel and Balance Staff: Precision parts critical for accurate timekeeping and shock absorption; exact fits to maintain performance.

Rotor Assembly and Bearings: Central to efficient automatic winding; worn components should be carefully replaced with original or high-quality NOS parts.

Pallet Fork and Escape Wheel: Essential escapement parts prone to wear; using authentic or NOS originals preserves smooth operation.

Gear Train Wheels (Minute, Third, Fourth): Often replaced due to wear or damage; typically sourced from donor movements or NOS inventories.

Setting Mechanism (Stem, Crown, Levers, Springs): Must fit precisely for proper winding, time, day, and date adjustments. The winding stem used for AS 1827 is often the original Swiss-made Part No. 401, compatible with several related calibres.

Jewels: Synthetic ruby bearings arranged to minimize friction; replacements should exactly match original layout to maintain calibre integrity.

Hands and Dial Components: Period-appropriate parts help maintain vintage authenticity and enhance collector appeal.

Sourcing and Maintenance Tips

Always use original, NOS, or donor parts specifically marked for AS 1827 to ensure full compatibility and preserve the quality of the movement.

Handle delicate components such as balance assemblies, escapements, and rotors with utmost care during repairs and servicing.

Apply modern synthetic watch oils sparingly and in accordance with vintage movement lubrication standards to ensure longevity and optimal functioning.

Verify the calibre number stamped on the main plate before ordering parts to avoid mismatches and compatibility issues.

Donor AS 1827 movements are valuable sources for rare, worn, or difficult-to-find replacement components.

Why AS 1827 Spare Parts Matter

Authentic spare parts maintain the calibre’s accuracy, reliability, and efficient automatic winding, essential for dependable wristwatch performance.

Proper restoration with genuine components preserves the historical significance and collectible value of these classic Swiss automatic watches.

Comprehensive technical documentation and an active watchmaker community facilitate effective parts sourcing and expert servicing.

Maintaining the A. Schild AS 1827 calibre with quality, original spare parts is vital to ensure these vintage automatic movements continue to perform smoothly while honoring their place in Swiss horological heritage.

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

Email *

Email

Confirm Email

Country *

Watch Brand Name *

Calibre # / Movement # *

# Brand Name

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1861 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1861 is a vintage Swiss manual-wind mechanical chronograph movement prized for its precision, robustness, and classic design. Though closely related to the famous Omega Caliber 1861 (itself based on the Lemania 1873), the AS 1861 is recognized within vintage watch circles for its reliable chronograph functions and mechanical durability.
Key Technical Highlights

Calibre: AS 1861

Movement Type: Manual winding, mechanical chronograph

Diameter: Around 26–27 mm (approx. 11.5 lignes)

Height: About 6.87 mm

Jewels: 17 to 18 synthetic ruby jewels

Beat Rate: 21,600 vibrations per hour (3 Hz)

Power Reserve: Approximately 46 to 48 hours

Functions: Chronograph (central seconds, 30-minute counter), hours, minutes, small seconds

Shock Protection: Vintage anti-shock system, typically Incabloc or equivalent

Lift Angle: Around 52°

Common Spare Parts and Components

Mainspring and Barrel: Provides consistent and reliable power delivery; use original or new-old-stock (NOS) mainsprings for durability and correct torque.

Balance Wheel and Balance Staff: Precision components essential for accurate timing and shock resistance; must be exact fits.

Chronograph Mechanism Parts: Includes column wheel, coupling lever, chronograph brake (commonly made from plastic polymer materials like Delrin), and minute recording components; sourcing genuine or high-quality NOS parts ensures smooth chronograph operation.

Pallet Fork and Escape Wheel: Wear-prone escapement parts; original or NOS components maintain smooth and reliable escapement action.

Gear Train Wheels (Minute, Third, Fourth): Frequently replaced due to natural wear; sourced from donor movements or NOS stock.

Setting Mechanism (Stem, Crown, Levers, Springs): Precisely fitting parts are critical for smooth winding, time setting, and chronograph control.

Jewels: Synthetic ruby bearings arranged to minimize friction; replacements must exactly match the original layout for movement integrity.

Hands and Dial Components: Period-correct parts maintain vintage aesthetics and collector appeal.

Sourcing and Maintenance Tips

Always use original, NOS, or donor parts marked for AS 1861 or compatible vintage chronograph calibers to ensure reliable compatibility and function.

Handle delicate chronograph components and balance assemblies with care during servicing to avoid damage.

Apply modern synthetic watch oils sparingly, following vintage lubrication protocols to optimize longevity and performance.

Verify the calibre number stamped on the movement main plate before ordering parts to avoid mismatches.

Donor AS 1861 or Lemania 1873 movements can be invaluable sources for rare or worn components.

Why AS 1861 Spare Parts Matter

Genuine parts preserve the movement’s chronograph precision, mechanical reliability, and durability, essential for dependable vintage watch performance.

Proper restoration with authentic components maintains the historical significance and collector value of this classic manual-wind chronograph calibre.

Detailed technical documentation and an active watchmaker community support expert repairs and reliable parts sourcing.

Maintaining the A. Schild AS 1861 calibre with high-quality, authentic spare parts is vital for ensuring these prestigious vintage chronographs continue to perform reliably and honor their important place in Swiss horological heritage.

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

Email *

Email

Confirm Email

Requested, and #

Country *

Watch Brand Name *

Calibre # / Movement # *

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

other Part Email

Email *

Email

Confirm Email

Country *

Watch Brand Name *

Calibre # / Movement # *

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1863 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1863 is a vintage Swiss manual-wind mechanical chronograph movement praised for its precision, reliability, and elegant design. It is closely related to Omega’s Calibre 1861 but distinguished by higher-grade finishing such as rhodium plating and Geneva stripes. This calibre remains highly valued among collectors and watchmakers for its durability and classical chronograph features.
Key Technical Highlights

Calibre: AS 1863

Movement Type: Manual winding, mechanical chronograph

Diameter: Approximately 26 mm (11.5 lignes)

Jewels: 17, 21, or 25 synthetic ruby jewels

Beat Rate: 21,600 vibrations per hour (3 Hz)

Power Reserve: Around 42 to 48 hours

Functions: Chronograph with central seconds, 30-minute counter, hours, minutes, small seconds

Shock Protection: Vintage anti-shock system, often Incabloc

Notable Features: Higher-grade finishing compared to Omega 1861, including rhodium plating and decorative Geneva stripes

Common Spare Parts and Components

Mainspring and Barrel: Ensure consistent power delivery; use original or new-old-stock (NOS) mainsprings for durability and optimal torque.

Balance Wheel and Balance Staff: Precision parts crucial for accurate timekeeping and shock resistance; must be exact fits for reliable performance.

Chronograph Mechanism Components: Include column wheel, coupling lever, chronograph brake (often metal), and minute recorder parts; sourcing genuine or NOS parts is essential for smooth chronograph function.

Pallet Fork and Escape Wheel: Wear-prone escapement parts; original or NOS replacements maintain smooth and reliable operation.

Gear Train Wheels (Minute, Third, Fourth): Common replacement parts due to wear; typically sourced from donor movements or NOS stock.

Setting Mechanism (Stem, Crown, Levers, Springs): Precisely fitting parts necessary for smooth winding, time setting, and chronograph control; winding stems such as Part No. 401 are compatible.

Jewels: Synthetic ruby bearings arranged to minimize friction; replacements must match original layout to preserve movement integrity.

Hands and Dial Components: Period-correct parts help maintain vintage authenticity and enhance collector appeal.

Sourcing and Maintenance Tips

Use original, NOS, or donor parts specifically marked for AS 1863 to ensure full compatibility and preserve movement quality.

Handle delicate components, particularly balance assemblies and chronograph parts, with extra care to avoid damage during servicing.

Apply modern synthetic watch oils sparingly, following vintage lubrication standards to prolong longevity and maintain optimal performance.

Always verify the calibre number stamped on the main plate before ordering parts to prevent incompatibility.

Donor movements based on Lemania designs or AS 1863 itself can provide valuable spare components.

Why AS 1863 Spare Parts Matter

Genuine parts maintain the calibre’s chronograph precision, mechanical reliability, and durability, essential for dependable vintage watch operation.

Proper restoration with authentic components preserves the historical significance and collector value of these classic Swiss manual-wind chronographs.

Well-documented technical specifications and an active watchmaker community facilitate expert servicing and reliable parts sourcing.

Maintaining the A. Schild AS 1863 calibre with high-quality, authentic spare parts ensures these distinguished vintage chronographs continue to perform reliably while honoring their esteemed place in Swiss horology.

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Country Brand Calibre

Full Name *

First

Last

Email *

Email

Confirm Email

Country *

Watch Brand Name *

Calibre # / Movement # *

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

Email *

Email

Confirm Email

Country *

Watch Brand Name *

Calibre # / Movement # *

/ Movement Requested,

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1717 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1717 is a vintage Swiss automatic mechanical movement introduced around 1963-1964. Known for its exceptionally flat design with a height of approximately 4.10 mm, it was ideal for ultra-thin wristwatches of the era. This calibre features reliable automatic winding with a ball-bearing rotor and includes a sweep seconds hand and date complication. It operates at 18,000 vibrations per hour (vph), offers a power reserve of about 42 hours, and typically contains 17, 21, or 25 synthetic ruby jewels depending on the version.
Key Technical Highlights

Calibre: AS 1717

Movement Type: Automatic, self-winding mechanical

Diameter: 25.60 mm (11.5 lignes)

Height: Approximately 4.10 mm

Jewels: 17, 21, or 25 synthetic ruby jewels

Beat Rate: 18,000 vibrations per hour (vph)

Power Reserve: Around 42 hours

Shock Protection: Incabloc anti-shock system

Balance: Large Glucydur balance with blue Nivarox hairspring and movable stud

Date Function: Instant date change, set by changing time between 20:00 and 24:00

Rotor: Ball-bearing mounted for smooth and efficient winding

Common Spare Parts and Components

Mainspring and Barrel: Precise replacements ensure consistent torque and power delivery.

Balance Wheel and Balance Staff: Critical precision parts requiring exact fitment and compatible shock protection for optimal accuracy.

Rotor Assembly and Bearings: Ball bearing rotor parts wear over time and need correct compatible replacements.

Pallet Fork and Escape Wheel: Wear-prone escapement components; sourcing original or new-old-stock (NOS) parts improves reliability.

Gear Train Wheels (Minute, Third, Fourth): Common wear items, often salvaged from donor movements or available as NOS.

Setting Mechanism (Stem, Crown, Levers, Springs): Must fit precisely to enable reliable winding, time setting, and date adjustment.

Jewels: Synthetic ruby bearings reducing friction; must match original configuration to preserve movement longevity.

Hands and Dial Components: Period-correct parts maintain vintage authenticity and collector appeal.

Sourcing and Maintenance Tips

Use original, NOS, or donor parts specifically marked for AS 1717 to ensure compatibility and preserve movement integrity.

Handle delicate components like the balance wheel, rotor assembly, and escapement with care during servicing.

Apply modern synthetic watch oils sparingly, adhering to vintage lubrication protocols to maximize longevity.

Always verify the calibre number stamped on the main plate before ordering parts to avoid ordering incorrect components.

Donor movements offer valuable sources for hard-to-find or worn components, including date and rotor parts.

Why AS 1717 Spare Parts Matter

Authentic or precisely compatible parts maintain the calibre’s accuracy, automatic winding efficiency, and mechanical durability.

Proper restoration preserves the historical significance and collector value of these classic Swiss automatic watches.

The well-documented design and active vintage watchmaker community simplify parts sourcing and expert servicing.

Maintaining the A. Schild AS 1717 calibre with quality spare parts is essential for keeping these slim, reliable vintage automatic movements operating smoothly and preserving their esteemed place in horological history.

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

comments / Requested,

Email *

Email

Confirm Email

Country *

Watch Brand Name *

Calibre # / Movement # *

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1720 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1720 is a vintage Swiss manual-wind mechanical movement notable for its compact size and reliability. It measures approximately 13.00 x 15.15 mm in dimension and operates at a higher beat rate of 21,600 vibrations per hour (vph), which provides enhanced accuracy compared to many contemporaries. This calibre is favored for small wristwatches requiring a precise and robust manual winding movement.
Key Technical Highlights

Calibre: AS 1720

Movement Type: Manual winding, mechanical

Dimensions: 13.00 x 15.15 mm

Beat Rate: 21,600 vibrations per hour (vph)

Functions: Hours, minutes, small seconds (typical for manual calibres of this size)

Shock Protection: Often equipped with vintage anti-shock systems (such as Incabloc)

Era: Mid-20th century

Common Spare Parts and Components

Mainspring and Barrel: Essential for power storage and delivering consistent torque; replacements must meet original specifications exactly for performance and durability.

Balance Wheel and Balance Staff: Critical precision parts that ensure accurate timekeeping and shock resistance; require exact fit and quality compatible parts.

Pallet Fork and Escape Wheel: Wear-prone escapement components that must be replaced with original or high-quality new-old-stock (NOS) parts for smooth operation.

Gear Train Wheels (Minute, Third, Fourth): Frequently need replacement due to wear or damage; commonly sourced from donor movements or NOS stock.

Setting Mechanism (Stem, Crown, Levers, Springs): Precise fit parts required for reliable winding and time adjustment.

Jewels: Synthetic ruby bearings positioned to reduce friction and wear; replacement jewels must correspond exactly to the original layout.

Hands and Dial Components: Period-correct parts help maintain vintage authenticity and collector appeal.

Sourcing and Maintenance Tips

Use original, NOS, or donor parts explicitly marked for AS 1720 to ensure compatibility and preserve the integrity of the movement.

Handle delicate components like the balance wheel, escapement, and setting lever with care during servicing to avoid damage.

Apply modern synthetic watch oils sparingly, respecting vintage lubrication practices to extend movement longevity.

Verify the calibre number stamped on the main plate before ordering parts to prevent compatibility issues.

Donor AS 1720 movements can be valuable sources for hard-to-find or worn components.

Why AS 1720 Spare Parts Matter

Authentic parts preserve the calibre’s accuracy, mechanical reliability, and longevity, critical for proper function.

Proper restoration using genuine components maintains the historical significance and collectible value of these classic Swiss manual-wind watches.

The well-documented technical details and active vintage watchmaker community facilitate reliable sourcing and expert servicing.

Maintaining the A. Schild AS 1720 calibre with quality spare parts is essential for preserving the performance and heritage of these robust vintage manual-wind movements.

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

Email *

Email

Confirm Email

Country *

Watch Brand Name *

Calibre # / Movement # *

# Calibre Watch

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1726 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1726 is a vintage Swiss manual-wind mechanical movement cherished for its compact form, high-beat accuracy, and robust reliability. Measuring around 8.75 lignes (19.4mm) in diameter and 3.45–3.55mm in height, this calibre typically features 17 synthetic ruby jewels and operates at a fast 21,600 vibrations per hour (vph), making it a preferred choice for fine small wristwatches and restoration projects.
Key Technical Highlights

Calibre: AS 1726

Movement Type: Mechanical, manual winding

Diameter: 8.75 lignes (approx. 19.4mm)

Height: 3.45–3.55mm

Jewels: 17 synthetic ruby

Beat Rate: 21,600 vph

Power Reserve: 38 to 45 hours

Functions: Hours, minutes, small seconds (sub-dial)

Shock Protection: Incabloc system

Notable Features: Screw balance, hacking seconds, Swiss-made

Common Spare Parts and Components

Mainspring and Barrel: Ensures stable power delivery; must match original specs for torque and power reserve.

Balance Wheel and Balance Staff: Essential for precise timekeeping and shock resistance; require perfect fitment.

Pallet Fork and Escape Wheel: Wear-prone escapement parts; replacements should be original or NOS for smooth function.

Gear Train Wheels (Minute, Third, Fourth): Often replaced due to wear; typically sourced as NOS or from donor movements.

Click and Ratchet Wheel: Key for winding; available as original Swiss parts.

Setting Mechanism (Stem, Crown, Levers, Springs): Accurate fit is vital for smooth winding and time-setting.

Jewels: Synthetic ruby bearings; replacements should follow the original configuration.

Hands and Dial: Period-correct parts uphold authenticity and collector value.
Sourcing and Maintenance Tips

Source original, NOS, or donor parts marked for AS 1726 to ensure perfect fit and preserve movement quality.

Handle delicate parts (balance, escapement) with special care when servicing.

Apply modern synthetic watch oils sparingly and follow vintage lubrication standards for longevity.

Always confirm the calibre number on the main plate before ordering spare parts to avoid mismatches.

Donor AS 1726 movements are invaluable resources for rare or worn spare components.

Why AS 1726 Spare Parts Matter

Genuine parts ensure the calibre’s accuracy, reliability, and longevity, key for quality timekeeping.

Authentic restoration preserves the historical and collectible value of classic Swiss manual-wind watches.

Active technical documentation and vibrant watchmaker communities help facilitate correct sourcing and expert repair.

This approach keeps the A. Schild AS 1726 calibre running smoothly and honors its important heritage in Swiss horology.

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

Email *

Email

Confirm Email

Country *

Movement Brand Part

Watch Brand Name *

Calibre # / Movement # *

Part # *

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1727 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1727 is a vintage Swiss manual-wind mechanical movement admired for its compact design, high-beat precision, and reliability in small wristwatches. It was produced in the mid-1960s and closely relates to the AS 1726, with a beveled edge for a more refined look.
Key Technical Highlights

Calibre: AS 1727

Movement Type: Manual winding, mechanical

Diameter: 8.75 lignes (approx. 19.4mm)

Height: 3.45–3.55mm

Jewels: 17 synthetic ruby jewels

Beat Rate: 21,600 vibrations per hour (vph)

Power Reserve: 38–45 hours

Lift Angle: 52°

Functions: Hours, minutes, small seconds (sub-dial)

Shock Protection: Incabloc anti-shock system

Notable Features: Screw balance, hacking seconds, Swiss-made mid-1960s design

Common Spare Parts and Components

Mainspring and Barrel: Key to power delivery; must match original specifications. Quality replacements (NOS and aftermarket) are available for AS 1727.

Balance Wheel and Balance Staff: Delicate precision parts, crucial for timekeeping and shock absorption; demand an exact fit for reliable performance.

Pallet Fork and Escape Wheel: Wear-prone escapement components; optimal to use original or new-old-stock (NOS) replacements for smooth operation.

Gear Train Wheels (Minute, Third, Fourth): Frequently replaced due to wear; typically sourced from donor movements or NOS stock.

Click, Ratchet Wheel: Essential for winding and power retention; available as original Swiss spare parts.

Setting Mechanism (Stem, Crown, Levers, Springs): Precise fitment required for smooth winding and hands setting. Winding stems are specifically available for AS 1727.

Jewels: Synthetic ruby bearings; replacements should match original placement and number.

Hands and Dial: Period-appropriate parts preserve authenticity and value.

Sourcing and Maintenance Tips

Always use original, NOS, or donor parts labeled for AS 1727 to ensure compatibility and maintain movement integrity.

Handle delicate components such as balance and escapement with special care during servicing.

Apply modern synthetic watch lubricants sparingly in line with vintage servicing standards.

Always check the calibre number stamped on the main plate before ordering spares to avoid mismatches.

Donor AS 1727 movements are valuable for sourcing rare or worn spare parts.

Why AS 1727 Spare Parts Matter

Correct and authentic parts sustain the calibre’s accuracy, durability, and collectible value.

Specialist restoration with genuine components preserves the historical significance of these classic Swiss watches.

The design is well-documented among watchmaker communities, supporting efficient parts sourcing and expert repairs.

Maintaining the A. Schild AS 1727 with the right spare parts is essential for keeping these high-precision vintage watches operating at their best, protecting both their function and their place in Swiss horological history.

You can confirm the order by making a PayPal payment. My account email address is [email protected]

Please enable JavaScript in your browser to complete this form.

Full Name *

First

Last

Email *

Email

Confirm Email

Country *

Watch Brand Name *

Calibre # / Movement # *

Part # *

Watch Country information

Parts Requested, comments and other information

Submit

Stem, Crown, Hands & Spares might be available for this movement.

Email us for rate and availability: [email protected]

Mobile/WhatsApp: +91- 9841 360 340

A. Schild (AS) Calibre 1736 Watch Spare Parts: Technical Overview and Sourcing Guide

A. Schild (AS) Calibre 1736 is a vintage Swiss manual-wind mechanical movement valued for its reliable precision, compact dimensions, and traditional watchmaking features. It measures approximately 25.60 mm (11.5 lignes) in diameter, with a slim profile suitable for mid-20th-century wristwatches. The calibre runs at a beat rate of 18,000 vibrations per hour (vph) and typically contains 17 synthetic ruby jewels.
Key Technical Highlights

Calibre: AS 1736

Movement Type: Manual winding, mechanical

Diameter: 25.60 mm (11.5 lignes)

Jewels: 17 synthetic ruby jewels

Beat Rate: 18,000 vibrations per hour (vph)

Functions: Hours, minutes, sweep seconds

Shock Protection: Standard vintage anti-shock systems such as Incabloc

Era: Mid-20th century classic Swiss design

Common Spare Parts and Components

Mainspring and Barrel: Crucial for consistent power delivery and torque; replacements must match original specifications to maintain performance.

Balance Wheel and Balance Staff: Precision, shock-resistant parts essential for accurate timekeeping; require careful handling and exact fitting.

Pallet Fork and Escape Wheel: Wear-prone escapement components; availability of original or NOS (new-old-stock) parts ensures smooth operation.

Gear Train Wheels (Minute, Third, Fourth): Commonly replaced due to wear or damage; frequently sourced from donor movements or NOS stock.

Setting Mechanism (Stem, Crown, Levers, Springs): Parts must fit securely to ensure reliable winding and time-setting; winding stems for AS calibres typically listed as Swiss-made originals.

Jewels: Synthetic ruby bearings reduce friction; replacements must match original layout for durability.

Hands and Dial Components: Period-correct parts preserve vintage authenticity and collector appeal.

Sourcing and Maintenance Tips

Use original, NOS, or donor parts clearly specified for AS 1736 to maintain movement integrity and compatibility.

Handle fragile components like the balance staff and escapement with care when servicing.

Apply modern synthetic watch oils sparingly, following vintage lubrication guidelines to maximize longevity and reliability.

Verify the calibre number stamped on the main plate before ordering parts to prevent mismatches.

Donor AS 1736 movements can provide hard-to-find or worn components.

Why AS 1736 Spare Parts Matter

Genuine parts preserve the calibre’s accuracy, reliability, and mechanical longevity, essential for fine timekeeping.

Proper servicing with authentic components helps maintain the historical value and collector respect of these classic Swiss manual-wind watches.

The established technical documentation and active watchmaker community facilitate efficient parts sourcing and expert repairs.

Maintaining the A. Schild AS 1736 calibre with high-quality spare parts ensures these refined vintage manual-wind movements continue to perform reliably and uphold their importance in Swiss horology history.