UNIVERSAL 501BrandUNIVERSALCaliber501Size5FunctionVersionHands0,50x1,00Stem4810Stem (subs.)Stem (2 pce)Balance staff27508 INCABalance staff (subs.)Mainspring (subs.)1,15x6,5x0,07Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.210= 500Third wheel and pinion99100210500401Winding stem8024810705Escape wheel -pinion straigt piv.99100705500723Balance staff ST -shock-absorber80227508