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Guild Home > Calibers > Waltham > Waltham 1907

Waltham 1907 Movement Specifications, Beat Rate & Dimensions

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Technical Caliber Datasheet

ManufacturerWaltham
Caliber ReferenceWaltham 1907
Movement TypeManual
Diameter (Lignes)—
Diameter (mm)—
Height / Thickness4.7 mm
Jewel Count15 Jewels
Beat Rate / Frequency18,000 BPH
Lift Angle51°
Power Reserve38 hours
EscapementSwiss Lever
Production Period1907

Historical Reference & Restoration Notes

The Waltham 1907 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. For authentic restored timepieces and bespoke pocket-to-wrist conversions, visit convert Waltham pocket watch into wrist watch.

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