EB-Bettlach 8501.76 Watch Spare Parts: Essential Guide for Collectors and Watchmakers
The EB-Bettlach 8501.76 is a Swiss manual wind watch movement notable for its advanced design features and high frequency, introduced in the mid-1970s. As part of the 8500 series, this calibre operates at 21,600 vibrations per hour with a 45° lift angle and incorporates a unique single synthetic ellipse ruby jewel. Its riveted bridges and pillar plate construction distinguish it from more conventional movements. For collectors and watchmakers, securing genuine spare parts for the 8501.76 is vital to preserving its accuracy and historical value.
Key Technical Specifications
Calibre: EB-Bettlach 8501.76
Type: Manual wind, pin lever escapement
Size: 12 lignes (27 mm)
Frequency: 21,600 vibrations per hour
Jewels: 1 synthetic ellipse ruby
Lift Angle: 45°
Construction: Riveted bridges with pillar plate design
Era: Circa 1976
Common Spare Parts
Balance Assembly & Roller: Ensures consistent oscillation and precise timing
Mainspring & Barrel: Provides stable power delivery to the movement
Winding Stem & Crown: Specially designed for the unique riveted pillar construction
Ratchet Wheel & Click: Original parts essential for reliable winding
Gear Train Components: Center, third, fourth, and escape wheels adapted for this calibre
Hands & Dial Components: Compatible with vintage dial styles including sweep seconds
Case Screws & Fasteners: Secure the movement firmly within the watch case
Maintenance and Sourcing Tips
Confirm “8501.76” marking to ensure part compatibility
Source New Old Stock (NOS) or authentic EB Bettlach parts from reputable suppliers
Riveted construction limits traditional repairs; genuine parts replacement is generally necessary
Specialized vintage part dealers offer best authentic spare parts availability
Importance of Genuine Spare Parts
Guarantees reliable and accurate timekeeping performance
Preserves the watch’s original authenticity and collector appeal
Supports durable restoration and sustainable movement longevity
Using authentic EB-Bettlach 8501.76 spare parts is essential to maintain the precision, heritage, and reliable function of this distinctive Swiss mechanical movement treasured by collectors worldwide.
For any Watch Spare Parts inquiry, Email us for rate and availability: [email protected]
Watch Parts Enquiry
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Stem, Crown, Hands & Spares might be available for this movement.
Email us for rate and availability: [email protected]
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