EB-Bettlach 8465 Watch Spare Parts: In-Depth Guide for Collectors and Watchmakers

The EB-Bettlach 8465 is a Swiss manual wind watch movement part of the EB 8400 series, noteworthy for its precise pin lever escapement and compact build, sized around 8¾ lignes (approximately 19.7 mm). Known for its sweep seconds function, this calibre is prized among vintage watch enthusiasts for its durability and mechanical simplicity. Authentic spare parts are critical for maintaining its timekeeping accuracy and longevity during restoration or repairs.

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Key Technical Specifications

Calibre: EB-Bettlach 8465

Type: Manual wind, pin lever escapement with sweep seconds

Size: Approx. 8¾ lignes (19.7 mm)

Era: Mid-20th century

Functions: Hours, minutes, sweep seconds

Common Spare Parts

Balance Assembly & Staff: Essential for stable, accurate oscillation

Mainspring & Barrel: Powers the watch movement efficiently

Winding Stem & Crown: Usually split winding stems custom-fit for this calibre

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Gear Train Components: Includes center wheel, third wheel, fourth wheel, and escape wheel for smooth power flow

Pallet Fork & Escape Wheel: Core to the pin lever escapement mechanism ensuring consistent timing

Jewels & Bearings: Mainly single synthetic jewel with metal bushings on other pivots

Hands & Dial Components: Sized for vintage dial design compatibility

Case Screws & Clamps: Secure the movement inside the case firmly

Maintenance and Sourcing Advice

Confirm calibre “8465” designation before purchasing spare parts to ensure exact match

Prefer New Old Stock (NOS) or genuine EB Bettlach parts from reputable suppliers specializing in vintage watch components

Routine servicing is essential for optimal performance and prevention of wear

Importance of Genuine Spare Parts

Enables reliable, precise timekeeping

Maintains the watch’s authenticity and enhances collector value

Supports quality restoration extending watch longevity

Sourcing authentic EB-Bettlach 8465 spare parts is vital for preserving the function, reliability, and heritage of these classic Swiss mechanical movements cherished worldwide.## EB-Bettlach 8465 Watch Spare Parts: In-Depth Guide for Collectors and Watchmakers

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The EB-Bettlach 8465 is a Swiss manual wind watch movement known for its precise pin lever escapement and compact size of approximately 8¾ lignes (about 19.7 mm). This calibre features a sweep seconds function and is part of the respected EB 8400 series produced in the mid-20th century. It is favored by collectors and watchmakers for its mechanical reliability and ease of servicing. Genuine spare parts are essential to maintain its accuracy and preserve its longevity.

​
Key Technical Specifications

Calibre: EB-Bettlach 8465

Type: Manual wind, pin lever escapement

Size: Approx. 8¾ lignes (19.7 mm)

Era: Mid-20th century

Functions: Hours, minutes, sweep seconds

Common Spare Parts

Balance assembly & staff: Critical for stable oscillation and precise timing

Mainspring & barrel: Power source for consistent operation

Winding stem & crown: Usually split winding stems tailored to this calibre

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Gear train wheels: Center, third, fourth, and escape wheels ensuring smooth power flow

Pallet fork & escape wheel: Core escapement components for time regulation

Jewels & bearings: One synthetic jewel with metal bushings at other pivots

Hands & dial parts: Sized for vintage dial compatibility

Case screws & clamps: Secure the movement within the case

Maintenance and Sourcing Tips

Confirm calibre “8465” before ordering parts for compatibility

Source New Old Stock (NOS) or genuine EB parts from trusted suppliers

Regular servicing recommended for optimal performance and longevity

Importance of Genuine Spare Parts

Maintains precise, reliable timekeeping

Preserves historical value and watch authenticity

Enables quality restoration and sustainable watch use

Acquiring authentic EB-Bettlach 8465 spare parts is crucial for preserving the function, precision, and heritage of these classic Swiss movements cherished by collectors worldwide.

 

For any Watch Spare Parts inquiry, Email us for rate and availability: [email protected]

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

Email us for rate and availability: [email protected]

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