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Omega Calibre 283 Movement Specifications, Beat Rate & Dimensions |
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Technical Caliber Datasheet
| Manufacturer | Omega |
| Caliber Reference | Calibre 283 |
| Movement Type | Manual Center Sec |
| Diameter (Lignes) | 13.25''' |
| Diameter (mm) | 30.0 |
| Movement Thickness | 4.25 |
| Jewel Count | 17 Jewels |
| Vibrations Per Hour | 18,000 BPH (2.5 Hz) |
| Balance Lift Angle | 49° |
| Power Reserve | 44 hours |
| Escapement Type | Shock protected lever |
| Shock Protection System | Incabloc |
| Production Era | 1949-1963 |
| Wristwatch Conversion Rating | British Military 1953 Fat Arrow |
Historical & Mechanical Notes
The Omega Calibre 283 is revered among horologists for its mechanical architecture and precision timing characteristics. Operating with an oscillation rate of 18,000 BPH and a 49° lift angle, this movement exemplifies vintage fine watchmaking standards.
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