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Baumgartner Frères Baumgartner 628 Movement Specifications, Beat Rate & Dimensions |
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Technical Caliber Datasheet
| Manufacturer | Baumgartner Frères |
| Caliber Reference | Baumgartner 628 |
| Movement Type | Automatic |
| Diameter (Lignes) | — |
| Diameter (mm) | 28.6 mm |
| Height / Thickness | 5.8 mm |
| Jewel Count | 21 Jewels |
| Beat Rate / Frequency | 18,000 BPH |
| Lift Angle | 51° |
| Power Reserve | 38 hours |
| Escapement | Swiss Lever |
| Production Period | 1975 |
Historical & Mechanical Notes
The Baumgartner Frères Baumgartner 628 is a celebrated example of vintage precision engineering. Featuring 21 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: balance wheel oscillation.
Restoration enquiries:
Other Baumgartner Frères Movements
Baumgartner 134Baumgartner 158Baumgartner 20Baumgartner 222Baumgartner 34Baumgartner 410Baumgartner 411Baumgartner 412
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