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Guild Home > Calibers > Wittnauer > Wittnauer 11BG

Wittnauer 11BG Movement Specifications, Beat Rate & Dimensions

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Technical Caliber Datasheet

ManufacturerWittnauer
Caliber ReferenceWittnauer 11BG
Movement TypeManual
Diameter (Lignes)—
Diameter (mm)26.0 mm
Height / Thickness3.5 mm
Jewel Count17 Jewels
Beat Rate / Frequency18,000 BPH
Lift Angle51°
Power Reserve38 hours
EscapementSwiss Lever
Production Period1960

Historical Reference & Restoration Notes

The Wittnauer 11BG 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 authentic restored timepieces and bespoke pocket-to-wrist conversions, visit convert pocket watch to wristwatch.

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