Omega caliber 861 movement – specifications and photo


Omega caliber 861 is Swiss movement from 1960’s.

Functions: 3 register on the dial – 60 seconds, 30 minutes and 12 hours, cam switched, sub second.

The caliber is based on Lemania 1873

Manual-winding movement with 17 jewels.

f = 21600 A/h

Power reserve: 40 hours

Diameter: 27.0 mm

Other links:

Omega caliber 861 watch parts

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