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Guild Home > Calibers > Gruen > Gruen 272

Gruen 272 Movement Specifications, Beat Rate & Dimensions

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Technical Caliber Datasheet

ManufacturerGruen
Caliber ReferenceGruen 272
Movement TypeManual
Diameter (Lignes)—
Diameter (mm)15.35 mm
Height / Thickness3.4 mm
Jewel Count7 Jewels
Beat Rate / Frequency18,000 BPH
Lift Angle51°
Power Reserve38 hours
EscapementSwiss Lever
Production Period1938

Historical Reference & Restoration Notes

The Gruen 272 is a celebrated example of vintage precision engineering. Featuring 7 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 Fondation Haute Horlogerie reference.

Restoration enquiries:
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