Omega Calibre 661 Parts List Technical Data
Omega Calibre 661 parts identification and technical data sheet for the 15 RA PC AM 24-piece automatic movement. Illustrates upper and lower bridge assemblies, rotor bridge components, and transmission jewels with reference photographs. Specifications: 15.40 mm total diameter, 15 mm case diameter, 4.25 mm height, 19,800 alternations per hour. Cross-references the related Calibre 660 base movement (15 RA PC AM 17 pieces). Essential technical reference for watchmakers and repair technicians working with these Omega automatic movements.
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Document Details
- Format
- Pages
- 1
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- 104.3 KB
- Category
- Watchmaking