MIDO 737OC1BrandMIDOCaliber737OC1Size7 3/4FunctionVersionHands0,70x1,20Stem5053Stem (subs.)Stem (2 pce)Balance staff27016Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8025053723Balance staff ST -shock-absorber80227016