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A. Lange & Söhne Lange 19.5" H7.5 Movement Specifications, Beat Rate & Dimensions |
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Technical Caliber Datasheet
| Manufacturer | A. Lange & Söhne |
| Caliber Reference | Lange 19.5" H7.5 |
| Movement Type | Manual |
| Diameter (Lignes) | — |
| Diameter (mm) | 43.99 mm |
| Height / Thickness | 7.5 mm |
| Jewel Count | 15 Jewels |
| Beat Rate / Frequency | 18,000 BPH |
| Lift Angle | 51° |
| Power Reserve | 38 hours |
| Escapement | Swiss Lever |
| Production Period | 1913 |
Historical & Mechanical Notes
The A. Lange & Söhne Lange 19.5" H7.5 is a celebrated example of vintage precision engineering. Featuring 15 jewels and operating at 18,000 BPH, surviving examples are prized by collectors and restorers.
Restoration enquiries:
Other A. Lange & Söhne Movements
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