UDSSR-LUCH 1800BrandUDSSR-LUCHCaliber1800Size5 1/4FunctionVersionHandsStem6071Stem (subs.)Stem (2 pce)Balance staff31223Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8026071723Balance staff ST -shock-absorber80231223