PUW 501BrandPUWCaliber501Size8 3/4x12FunctionVersionHands0,65x1,20Stem6304 (kz)Stem (subs.)6305 (lg)Stem (2 pce)Balance staff34501Balance staff (subs.)34601 SSRMainspring (subs.)1,25x10,0x0,125Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Aufzugwelle Ersatz8026305401Winding stem8026304407= 500clutch wheel97500407500410Winding pignon97500410500435= 500Yoke spring97500435500721= 500Balnace cplt. -for shock-absorber97500721500723Balance staff, pivoted80234601723Balance staff ST -shock-absorber80234501