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Unitas 144 Movement Specifications, Beat Rate & Dimensions

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Technical Caliber Datasheet

ManufacturerUnitas
Caliber ReferenceUnitas 144
Movement TypeManual
Diameter (Lignes)—
Diameter (mm)37.22 mm
Height / Thickness6.05 mm
Jewel Count15 Jewels
Beat Rate / Frequency18,000 BPH
Lift Angle51°
Power Reserve38 hours
EscapementSwiss Lever
Production Period1920

Historical & Mechanical Notes

The Unitas 144 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 further technical reference on vintage watch movements, consult the Watch Repair Talk community archive.

Restoration enquiries: antiquewrist.com

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