


You can confirm the order by making a PayPal payment. My account email address is [email protected]
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A. Schild (AS) Calibre 1221 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1221 is a vintage Swiss manual-wind mechanical movement recognized for its reliable construction, classic design, and sweeping central seconds function. It is popular among watchmakers and collectors restoring mid-20th century timepieces.
Key Technical Highlights
Calibre: AS 1221
Movement Type: Manual wind, mechanical
Diameter: Approximately 25.6 mm (11.5 lignes)
Height: About 4.02 mm
Jewels: 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Typically around 34-40 hours
Functions: Hours, minutes, sweeping central seconds
Shock Protection: Usually minimal or none, requiring careful handling
Winding Mechanism: Traditional manual yoke system
Special Features: Balanced construction with nickel screw balance and counterclockwise hairspring
Common Spare Parts and Maintenance Components
Mainspring and Barrel: Essential for power transmission; mainsprings often fatigue or break with age and must be replaced with exact fit parts.
Balance Wheel and Balance Staff: Critical parts impacting accuracy; vulnerable to shock damage, requiring original or precisely matched replacements.
Pallet Fork and Escape Wheel: Wear-prone escapement components; sourcing authentic or compatible parts is key for smooth operation.
Gear Train Wheels: Minute, third, and fourth wheels may suffer wear or damage; donor movements or new-old stock (NOS) parts are commonly used.
Stem, Crown, and Setting Mechanism: Wear with use and require precise fitting replacements to ensure reliable winding and time-setting.
Jewels: Ruby bearings reduce friction; replacement jewels must match the specific count and placement for this caliber.
Hands and Dial: Period-correct hands and dials maintain authenticity, often sourced from vintage stocks or specialists.
Sourcing and Service Tips
Donor Movements: Non-working AS 1221 movements are valuable for obtaining rare parts like balance assemblies and wheels.
Original and NOS Parts: It is advisable to procure parts identified explicitly for AS 1221 to guarantee compatibility and maintain movement integrity.
Handling: With minimal shock protection, components especially balance and escapement must be handled gently during servicing.
Lubrication: Use modern synthetic oils sparingly, respecting vintage watch lubrication standards.
Identification: The calibre number is generally stamped on the main plate or under the balance cock for accurate part ordering.
Why AS 1221 Spare Parts Matter
Reliability and Precision: Using authentic parts preserves the notable accuracy and durability of the AS 1221 movement.
Collector Appeal: Correct restoration with original or compatible components maintains both historical value and proper functionality of vintage watches.
Watchmaker Familiarity: AS 1221 is well-known in vintage watch servicing, supporting easier repair and parts sourcing compared to rarer calibers.
The A. Schild AS 1221 stands as a fine example of mid-20th century Swiss manual movements. Access to quality spare parts is essential to keep these mechanical timepieces working reliably and authentically for years to come.
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Stem, Crown, Hands & Spares might be available for this movement.
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A. Schild (AS) Calibre 1250 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1250 is a vintage Swiss automatic mechanical movement produced primarily between 1960 and 1975. Known for its robust build and reliable automatic winding, it was used in various wristwatches, including chronometers, and offers practical features like a date display and sweep seconds.
Key Technical Highlights
Calibre: AS 1250
Type: Automatic winding movement with hammer (bumper) rotor
Diameter: 24.8 mm (11 lignes)
Height: 5.55 mm
Jewels: 15 or 17
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Approximately 32 hours
Functions: Hours, minutes, sweep seconds, date display (date can be set via time adjustment between 23:00-24:00)
Special Features: Choice of bevelled or plane date discs, incabloc shock protection, pinned regulator
Common Spare Parts
Mainspring and Barrel: Essential for power storage and force transmission; typically sized 1.20 x 0.105 x 340 mm.
Balance Assembly & Staff: Includes balance wheel with Incabloc shock absorber; critical for maintaining accuracy.
Pallet Fork and Escape Wheel: Wear-prone parts requiring precise compatibility for smooth escapement operation.
Wheels: Minute, third, fourth, and hour wheels, often sourced from donor movements or new old stock (NOS).
Date Components: Date dial, date drive wheels, date jumper, date jumper spring, date indicator guard integral to proper date function.
Setting Mechanism Parts: Stem, crown, setting lever and springs, clutch wheel, clutch lever, ratchet wheel, click and clickspring essential for winding and hand setting.
Jewels: Synthetic ruby bearings for smooth gear trains and durability.
Oscillating Weight (Rotor) and Related Axle/Bolt: Key automatic winding components subject to wear.
Screws & Bridges: Movement assembly components, often needed for repairs or restoration.
Sourcing and Maintenance Tips
Use Original or NOS Parts: To maintain authenticity and ensure proper fit, source parts specifically marked for AS 1250.
Donor Movements: Non-running AS 1250 movements are valuable sources for hard-to-find components.
Careful Handling: With automatic and shock-sensitive balance assemblies, expert handling is critical during disassembly and servicing.
Lubrication: Apply modern synthetic oils sparingly, respecting the original lubrication standards to maintain longevity.
Identification: Calibre number is usually stamped on the main plate, essential for accurate parts ordering.
Why AS 1250 Spare Parts Matter
Robust Automatic Movement: Preserves the reliable functionality and engineering of a mid-20th-century automatic calibre.
Collector and Watchmaker Value: Authentic parts maintain the movement’s historical integrity and ease of repair among vintage watch specialists.
Date Functionality: Proper date components ensure smooth and accurate date changes, enhancing user experience and movement reliability.
This guide supports collectors and watchmakers in maintaining the A. Schild AS 1250 as a functional and authentic vintage timepiece through accurate spare parts sourcing and care.
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Stem, Crown, Hands & Spares might be available for this movement.
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A. Schild (AS) Calibre 1287 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1287 is a well-crafted vintage Swiss manual wind movement, introduced in the late 1940s. Known for its reliable construction, it features a directly driven sweep seconds hand, making it a popular choice among collectors and repair watchmakers specializing in mid-20th-century wristwatches.
Key Technical Highlights
Calibre: AS 1287
Movement Type: Manual wind, mechanical
Size: 10 1/2 lignes (approx. 23.2–23.7 mm diameter)
Height: Around 4.5 mm
Jewels: 17 synthetic ruby jewels, including cap jewels on escapement and gear train for reduced friction
Beat Rate: 18,000 vibrations per hour (vph)
Escapement: Pallet lever
Balance: Nickel screw balance with Unishock shock protection, hairspring moves counterclockwise
Winding: Yoke winding system
Power Reserve: Approximately 40 hours
Regulation: Long regulator arm with adjustable stud holder
Construction: Solid construction with separate center minute wheel bridge, considered state-of-the-art in its era
Common Spare Parts and Service Components
Mainspring and Barrel: Regular replacement needed due to fatigue; accurate sizing critical for proper power delivery.
Balance Staff and Balance Assembly: Delicate parts prone to wear or shock damage; original or compatible replacements recommended.
Pallet Fork and Escape Wheel: High wear components requiring correct fit for smooth escapement operation.
Wheels (Minute, Third, Fourth): Susceptible to tooth wear; sourcing from donor movements or NOS parts common.
Stem, Crown, and Winding Mechanism Components: Essential parts subject to wear; exact replacements necessary for reliable winding and time setting.
Jewels and Cap Jewels: Maintain low friction and durability; matching the original jewel setup is important.
Hands and Dial Components: Period-correct or restored hands and dials keep watch authenticity intact.
Sourcing Tips
Prefer original AS 1287-labeled spare parts or reliable donor movements for compatibility.
Sourcing from specialized vintage watch suppliers or watchmaker networks enhances chances of finding rare components.
Careful handling during servicing is necessary due to the movement’s delicate balance and escapement assembly.
Use modern synthetic oils sparingly, observing vintage lubrication standards.
Why AS 1287 Spare Parts Matter
Maintaining original or authentic spare parts ensures the reliable function, accuracy, and historical integrity of the watch.
The movement’s robust design and shock protection underscore its lasting appeal to collectors and vintage watch enthusiasts.
Proper parts sourcing facilitates effective restoration, preserving both the technical and aesthetic aspects of these mid-century Swiss watches.
AS Calibre 1287 stands as an exemplary Swiss manual-wind movement. Obtaining the correct spare parts is essential for sustaining its performance and preserving vintage watch heritage.
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Stem, Crown, Hands & Spares might be available for this movement.
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Mobile/WhatsApp: +91- 9841 360 340
A. Schild (AS) Calibre 1294 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1294 is a vintage Swiss manual-wind mechanical movement widely respected for its robust construction and precise timekeeping. Produced primarily in the mid-20th century, it is characterized by a sweep seconds hand and a compact size, making it popular among collectors and watchmakers specializing in vintage wristwatches.
Key Technical Highlights
Calibre: AS 1294
Movement Type: Manual wind, mechanical
Diameter: 11.5 lignes (approx. 25.6 mm)
Height: Approximately 4.50 mm
Jewels: Usually 15 or 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (A/h)
Power Reserve: Approximately 40 hours
Functions: Hours, minutes, sweep seconds
Shock Protection: Usually equipped with shock protection on the balance
Common Spare Parts and Components
Mainspring and Barrel: Critical for consistent power supply; mainsprings tend to fatigue over time and require precise sizing for proper function.
Balance Wheel and Balance Staff: Delicate parts crucial for accurate timekeeping. Often sourced from donor movements or original spare parts due to vulnerability to shock and wear.
Pallet Fork and Escape Wheel: Essential escapement components that may need replacement due to wear or damage to ensure smooth operation.
Wheels (Minute, Third, Fourth): Frequently subject to wear; sourcing original or compatible wheels is important for maintaining correct movement function.
Stem, Crown, and Setting Mechanism: Key for manual winding and time setting; these parts often wear out and must be replaced with compatible components.
Jewels: Synthetic ruby bearings reduce friction; replacements must match the original count and placement.
Hands and Dial: Period-correct or restored hands, especially for sweep seconds, maintain watch authenticity.
Sourcing and Maintenance Tips
Original or NOS Parts: Obtain spare parts explicitly identified for AS 1294 to ensure compatibility and maintain authenticity.
Donor Movements: Salvaging parts from non-working AS 1294 movements is often the most reliable sourcing method for rare or hard-to-find components.
Careful Handling: The balance and escapement require delicate handling during maintenance due to their vulnerability.
Lubrication: Use modern synthetic oils sparingly and in accordance with vintage watch servicing standards.
Identification: The calibre number is typically stamped on the movement’s main plate or under the balance cock, aiding accurate parts ordering.
Why AS 1294 Spare Parts Matter
Reliable Performance: Using authentic or compatible parts helps preserve the movement’s consistent power delivery, accuracy, and durability.
Collector Value: Maintaining the originality of vintage watches through correct parts sourcing retains historical and monetary value.
Watchmaker Support: The AS 1294 is well documented and recognized among watchmakers, making sourcing and repairs feasible with the right expertise.
A. Schild AS 1294 is a hallmark of mid-20th-century Swiss horology. Access to accurate and quality spare parts is key to sustaining its legacy as a reliable and collectible vintage mechanical movement.
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Stem, Crown, Hands & Spares might be available for this movement.
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Mobile/WhatsApp: +91- 9841 360 340
A. Schild (AS) Calibre 1298N Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1298N is a vintage Swiss automatic mechanical movement, part of the trusted AS family known for robust construction and reliable performance in mid-20th-century wristwatches. This movement is appreciated for its durable automatic winding and accurate timekeeping, making it popular among collectors and watchmakers restoring classic Swiss timepieces.
Key Technical Highlights
Calibre: AS 1298N
Movement Type: Automatic winding mechanical
Diameter: Approximately 27.64 mm (12.25 lignes)
Jewels: 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Around 36 hours
Functions: Hours, minutes, sweeping seconds, automatic rotor winding
Era of Use: Approximately from 1946 onwards
Hands Size: Around 1.30 x 0.90 mm
Common Spare Parts and Service Components
Mainspring and Barrel: Essential for consistent power storage and transmission; frequent replacement due to fatigue or breakage given the movement’s age.
Balance Wheel and Staff: Key for the precision of timekeeping; replacement needed if damaged, matched carefully to the movement’s specifications.
Rotor Assembly: Vital for the automatic winding function; worn bearings or a damaged rotor axle can impact winding efficiency.
Pallet Fork and Escape Wheel: Regular maintenance items prone to wear; authentic or compatible parts ensure smooth escapement function.
Wheels (Minute, Third, Fourth): Replaceable parts that suffer from wear and require sourcing from donor movements or new-old-stock (NOS).
Setting Mechanism (Stem, Crown, Setting Lever): Important for reliable manual winding and time setting; replacement parts must fit precisely.
Jewels: Synthetic ruby bearings that reduce friction; replacements must match original type and positioning.
Hands and Dial Components: Period-accurate or refurbished parts maintain the movement’s visual authenticity in restoration.
Sourcing and Maintenance Tips
Original or NOS Parts: Seek parts explicitly marked or designed for the AS 1298/1298N to ensure compatibility and maintain movement integrity.
Donor Movements: Salvaged AS 1298 movements or closely related calibres are invaluable for sourcing rare components.
Careful Handling: Components such as the rotor and balance assembly require expert handling given their delicate nature.
Lubrication: Use modern synthetic oils sparingly following vintage watch servicing norms to protect the movement.
Identification: The calibre number is typically stamped on the main plate or near the balance cock, essential to verify before parts ordering.
Why AS 1298N Spare Parts Matter
Durability and Reliability: Maintaining the movement with authentic spare parts preserves the hallmark precision and robustness of AS calibres.
Collector and Restoration Appeal: Properly restored watches retain historical accuracy and operational authenticity, highly valued by collectors.
Watchmaker Familiarity: The AS 1298N is a known classic in the vintage watch servicing community, facilitating sourcing and repairs.
A. Schild AS 1298N remains a solid example of mid-20th century Swiss automatic watch engineering, with appropriate spare parts crucial to sustaining its functionality and longevity in vintage watch restoration.
You can confirm the order by making a PayPal payment. My account email address is [email protected]
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Stem, Crown, Hands & Spares might be available for this movement.
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Mobile/WhatsApp: +91- 9841 360 340
A. Schild (AS) Calibre 1315 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1315 is a vintage Swiss automatic mechanical movement produced in the early 1950s, belonging to the ETA family 1306-1320 series. It is known for its robust construction, reliable automatic winding, and sweep seconds function, making it a valued choice among mid-century wristwatch collectors and repairers.
Key Technical Highlights
Calibre: AS 1315
Movement Type: Automatic, self-winding mechanical
Diameter: 12.5 lignes (approximately 28 mm)
Height: About 6.3 mm
Jewels: 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Approximately 33 hours
Period of Production: Circa 1951–1953
Winding System: Traditional automatic with a sweep seconds display
Common Spare Parts and Service Components
Mainspring and Barrel: Critical for power storage and transmission; mainsprings may require replacement due to age-related fatigue or breakage.
Balance Wheel and Balance Staff: Essential for timing accuracy; prone to shock damage, requiring exact replacements matched to the original specifications.
Pallet Fork and Escape Wheel: Prone to wear given the movement’s oscillations; sourcing original or compatible parts is important for reliable escapement operation.
Wheels (Minute, Third, Fourth): Susceptible to wear or damage; often sourced from donor movements or new-old-stock (NOS) to maintain precision.
Stem, Crown, and Setting Mechanism: Important for winding and time setting; these components typically wear and require precise matching replacements.
Jewels: Replacement ruby bearings maintain movement durability and smooth gear train operation.
Rotor and Automatic Winding Components: Wear on rotor axle or bearings can reduce winding efficiency and needs expert inspection and replacement as needed.
Hands and Dials: Period-appropriate hands and dials help preserve vintage aesthetics during restoration.
Sourcing and Maintenance Tips
Original Parts: Prefer parts explicitly designed and labeled for AS 1315 to ensure compatibility and preserve authenticity.
Donor Movements: Non-working or damaged AS 1315 calibers are valuable sources for hard-to-find components.
Handling: The movement’s balance and escapement components require careful handling during servicing due to delicate shock resistance.
Lubrication: Use modern synthetic oils sparingly, respecting the vintage lubrication standards for longevity and reliability.
Identification: The AS 1315 calibre number is typically stamped on the movement’s main plate and is essential for accurate parts ordering.
Why AS 1315 Spare Parts Matter
Robustness and Reliability: Maintaining original-quality parts ensures the movement’s well-known reliability and precise timekeeping.
Collector Appeal: Correct restoration with authentic parts enhances the historical value and keeps the movement functioning as designed.
Watchmaker Familiarity: AS 1315 is well regarded in vintage watch repair circles, easing parts sourcing and servicing.
The A. Schild AS 1315 remains a distinguished automatic watch movement from the 1950s. Accurate and quality spare parts sourcing is essential to retain its performance, authenticity, and collectible status.
You can confirm the order by making a PayPal payment. My account email address is [email protected]
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Stem, Crown, Hands & Spares might be available for this movement.
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Mobile/WhatsApp: +91- 9841 360 340
A. Schild (AS) Calibre 1320 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1320 is a vintage Swiss automatic mechanical movement featuring a sweep second hand, known for its reliable design and mid-20th century production. It is popular among vintage watch collectors and watchmakers for repair and restoration work.
Key Technical Highlights
Calibre: AS 1320
Movement Type: Automatic winding, mechanical
Diameter: Approximately 20.5 mm (about 9.25 lignes)
Height: Around 5.3 to 5.6 mm
Jewels: 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Approximately 34 to 39 hours
Functions: Hours, minutes, sweep seconds, automatic winding with rotor
Shock Protection: Typically includes shock protection systems suitable for vintage automatics
Common Spare Parts
Mainspring and Barrel: Essential for power delivery; frequent replacement required due to fatigue or breakage in vintage movements.
Balance Wheel and Balance Staff: Vital for accuracy; delicate parts that may require precise replacement after shock damage or wear.
Rotor Assembly: Key automatic winding component; rotor bearings, pins, or axles may wear over time affecting winding efficiency.
Pallet Fork and Escape Wheel: Escapement components subject to wear; authentic or compatible parts ensure reliable operation.
Wheels (Minute, Third, Fourth): Common wear points; usually sourced from donor movements or new-old-stock (NOS).
Stem, Crown, and Setting Mechanism: Crucial for winding and time setting functions; wear-prone with age, needing exact fit replacements.
Jewels: Synthetic ruby bearings required for smooth gear operation and durability; must match original placement.
Hands and Dial Components: Period-accurate or restored parts maintain authenticity during restoration.
Sourcing and Maintenance Tips
Original or NOS Parts: Prioritize sourcing parts explicitly marked for AS 1320 to guarantee fit and authenticity.
Donor Movements: Salvage non-functional AS 1320 movements to obtain rare or hard-to-find parts.
Careful Handling: Delicate balance and escapement require expert handling during disassembly.
Lubrication: Use modern synthetic oils sparingly, respecting vintage lubrication standards.
Identification: The calibre number is generally engraved on the movement’s main plate or under the balance cock, essential for correct part ordering.
Why AS 1320 Spare Parts Matter
Reliable and Robust: Maintaining the AS 1320 with genuine parts preserves the movement’s renowned reliability and precise timekeeping.
Collector and Repair Value: Correct restoration with authentic components sustains vintage watch value and usability.
Watchmaker Familiarity: A recognized vintage calibre, AS 1320 benefits from established repair and parts sourcing networks.
The A. Schild AS 1320 remains a desirable automatic movement for vintage watch enthusiasts. Access to quality spare parts is crucial to keep these classic timepieces running authentically and reliably.
A. Schild (AS) Calibre 1323 Watch Spare Parts: Technical Overview and Sourcing Guide
A. Schild (AS) Calibre 1323 is a vintage Swiss manual-wind mechanical movement prized for its compact size, reliable construction, and sweeping central seconds function. It remains a popular choice among collectors and watchmakers specializing in mid-20th-century wristwatch restoration.
Key Technical Highlights
Calibre: AS 1323
Movement Type: Manual wind, mechanical
Diameter: Approximately 20.7 mm (about 9.25 lignes)
Height: 5.3 mm
Jewels: 17 synthetic ruby jewels
Beat Rate: 18,000 vibrations per hour (vph)
Power Reserve: Around 39 hours
Functions: Hours, minutes, sweep central seconds
Shock Protection: Present in many versions, generally basic
Common Spare Parts and Service Needs
Mainspring and Barrel: Fatigue or breakage requires mainspring replacements matching the original 20.7 mm diameter for consistent power delivery.
Balance Wheel and Balance Staff: Critical for accuracy; these delicate parts often need replacement to match exact dimensions and shock protection type.
Pallet Fork and Escape Wheel: Escapement components that wear over time; original or new-old-stock (NOS) parts ensure reliable operation.
Wheels (Minute, Third, Fourth): Common wear on pivots and teeth; donor movements or specialized spares are typical sources.
Setting Mechanism (Stem, Crown, Levers, Springs): Essential for winding and time setting; need precise fitting to AS 1323’s compact design.
Jewels: Synthetic ruby bearings must match original count and placement for smooth gear train operation.
Hands and Dial: Period-correct hands, especially sweep seconds, and dials preserve watch authenticity; often sourced from vintage parts dealers.
Ratchet Wheel: Sometimes found as NOS specifically for AS 1323 models.
Sourcing and Maintenance Tips
Prefer original, NOS, or donor parts labeled for AS 1323 to ensure compatibility and authenticity.
Handle carefully during servicing due to limited shock protection and delicate components.
Use modern synthetic watch oils sparingly, respecting vintage lubrication standards.
Confirm the calibre number stamped on the main plate before ordering parts to ensure compatibility.
Why AS 1323 Spare Parts Matter
Using authentic parts maintains the movement’s historical reliability and precise timekeeping.
Proper restoration preserves both vintage market value and collector appeal.
The AS 1323 is well-documented, facilitating sourcing and technical support for repairs.
Sourcing quality spare parts is essential to keep the A. Schild AS 1323 running reliably and authentically, preserving its legacy as a classic Swiss manual-wind watch movement.