Omega caliber 1155

Brand:Omega
Reference:1155
Base: ETA 7750
Movement:Automatic
Display:Analog
Diameter:30.00
Jewels:17
Reserve:42
Frequency:28800
Date:Date, Day
Chronograph:Chronograph
Hands:Hours, Minutes, Small Seconds

Description

Omega version of the earlier (17 jewels) Valjoux / ETA 7750.
Later version is the Omega 1164.

All watches using this caliber: