UDSSR-VOSTOCK 2602BrandUDSSR-VOSTOCKCaliber2602Size11 1/2FunctionVersionHandsStem8053Stem (subs.)Stem (2 pce)Balance staff33812Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8028053723Balance staff ST -shock-absorber80233812