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Brac 109 Movement Specifications, Beat Rate & Dimensions |
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Technical Caliber Datasheet
| Manufacturer | Brac |
| Caliber Reference | Brac 109 |
| Movement Type | Manual |
| Diameter (Lignes) | — |
| Diameter (mm) | 23.69 mm |
| Height / Thickness | — |
| Jewel Count | — |
| Beat Rate / Frequency | 18,000 BPH |
| Lift Angle | 315° |
| Power Reserve | 38 hours |
| Escapement | Swiss Lever |
| Production Period | Vintage Era |
Historical & Mechanical Notes
The Brac 109 is a celebrated example of vintage precision engineering. Featuring 17 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 British Horological Institute archive.
Restoration enquiries:
Other Brac Movements
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