AHS 56 Movement Specifications, Beat Rate & Dimensions

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Technical Caliber Datasheet

Manufacturer	AHS
Caliber Reference	AHS 56
Movement Type	Manual
Diameter (Lignes)	—
Diameter (mm)	24.35 mm
Height / Thickness	5.65 mm
Jewel Count	3 Jewels
Beat Rate / Frequency	18,000 BPH
Lift Angle	51°
Power Reserve	38 hours
Escapement	Pin Lever
Production Period	1975

Historical & Mechanical Notes

The AHS 56 is a celebrated example of vintage precision engineering. Featuring 3 jewels and operating at 18,000 BPH, surviving examples are prized by collectors and restorers.

Restoration enquiries:

Other AHS Movements

AHS 152 AHS 152 (SC)AHS 153 AHS 154 AHS 156 AHS 40 AHS 41 AHS 42