AMIDA 421BrandAMIDACaliber421Size10 1/2FunctionVersionHands1,00x1,40Stem7060Stem (subs.)7065 langStem (2 pce)Balance staff28032Balance staff (subs.)30809Mainspring (subs.)1,60x10,00x0,11Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027060401Aufzugwelle Ersatz8027065723Balance staff, pivoted80230809723Balance staff ST -shock-absorber80228032