Universal Geneve caliber 381

Brand:Universal Geneve
Reference:381
Base: Universal Geneve 281
Movement:Handwound
Display:Analog
Diameter:27.07
Jewels:17
Reserve:36
Frequency:18000
Chronograph:Chronograph, Column wheel
Hands:Hours, Minutes, Small Seconds

Description

Hand-wound chronograph movement with either 30 or 45 minute counter. Flat hairspring instead of Breguet hairspring of 281.

Calibers based on the Universal Geneve 381:

All watches using this caliber: