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Alfred Rochat & Fils Alfred Rochat 7750 Movement Specifications, Beat Rate & Dimensions |
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Technical Caliber Datasheet
| Manufacturer | Alfred Rochat & Fils |
| Caliber Reference | Alfred Rochat 7750 |
| Movement Type | Automatic |
| Diameter (Lignes) | — |
| Diameter (mm) | 30.4 mm |
| Height / Thickness | 8.1 mm |
| Jewel Count | 29 Jewels |
| Beat Rate / Frequency | 18,000 BPH |
| Lift Angle | 51° |
| Power Reserve | 38 hours |
| Escapement | Swiss Lever |
| Production Period | 2003 |
Historical & Mechanical Notes
The Alfred Rochat & Fils Alfred Rochat 7750 is a celebrated example of vintage precision engineering. Featuring 29 jewels and operating at 18,000 BPH, surviving examples are prized by collectors and restorers. For further technical reference on vintage watch movements, consult the Wikipedia: jewel bearings in watchmaking.
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