Omega 27 Chro Calibres 27 to 321 Technical Data
Technical data manual for Omega 27 Chro chronograph watch movements covering calibers 27 through 321. This service reference documents six movement variants manufactured between 1942 and 1946, providing detailed mechanical specifications including jewel counts (17 stones), lateral pusher mechanisms, hour recorders, Incabloc shock protection systems, and balance-hairspring assembly parameters. The workshop manual features movement diagrams accompanied by technical descriptions, making it essential reference material for repair technicians and horologists working on these vintage Omega chronograph calibers. Covers the complete technical architecture of each variant to support maintenance and restoration procedures.
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Document Details
- Format
- Pages
- 6
- Size
- 3.2 MB
- Category
- Watchmaking