HAMILTON 721BrandHAMILTONCaliber721SizeFunctionVersionHandsStemRL 1387Stem (subs.)bestpassend DCN 2750Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Handsetting stemnur besptassend80204019