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Rolex Caliber 59 Movement Specifications, Beat Rate & Dimensions |
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Technical Caliber Datasheet
| Manufacturer | Rolex |
| Caliber Reference | Caliber 59 |
| Movement Type | Manual |
| Diameter (Lignes) | 10.5''' |
| Diameter (mm) | 23.3 |
| Movement Thickness | 3.9 |
| Jewel Count | 15 Jewels |
| Vibrations Per Hour | 18,000 BPH (2.5 Hz) |
| Balance Lift Angle | 52° |
| Power Reserve | 38 hours |
| Escapement Type | Lever escapement |
| Shock Protection System | Rigid jewel settings |
| Production Era | 1930-1945 |
| Wristwatch Conversion Rating | Oyster Junior / Tudor early case |
Historical & Mechanical Notes
The Rolex Caliber 59 is revered among horologists for its mechanical architecture and precision timing characteristics. Operating with an oscillation rate of 18,000 BPH and a 52° lift angle, this movement exemplifies vintage fine watchmaking standards.
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