OMEGA 3301 Exploded diagram BrandOMEGACaliber3301SizeFunctionVersionHandsStem3303Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.4013303Aufzugwelle3303.51010965033030401