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Breitling B20 Movement Specifications, Beat Rate & Dimensions |
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Technical Caliber Datasheet
| Manufacturer | Breitling |
| Caliber Reference | Breitling B20 |
| Movement Type | Automatic |
| Diameter (Lignes) | — |
| Diameter (mm) | 29.89 mm |
| Height / Thickness | — |
| Jewel Count | — |
| Beat Rate / Frequency | 18,000 BPH |
| Lift Angle | 51° |
| Power Reserve | 38 hours |
| Escapement | Swiss Lever |
| Production Period | Vintage Era |
Historical & Mechanical Notes
The Breitling B20 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 NAWCC Horological Research.
Restoration enquiries:
Other Breitling Movements
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