Omega caliber 3861

Omega caliber 3861
Brand:Omega
Reference:3861
Base: Lemania 1873
Movement:Handwound
Display:Analog
Diameter:27.00
Jewels:26
Reserve:50
Frequency:21600
Chronograph:Chronograph
Hands:Small Seconds, Hours, Minutes
Additionals:Chronometer

Description

Caliber 3861 is an updated version of caliber 861 / 1861. It features a co-axial escapement and a silicon balance spring. It is Master Chronometer certified by METAS.

All watches using this caliber: