MSR Z1BrandMSRCaliberZ1Size19FunctionVersionHands1,10x1,80xStem11401Stem (subs.)Stem (2 pce)Balance staff48401Balance staff (subs.)Mainspring (subs.)2,00x16,50x0,19Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem80211401723Balance staff ST -shock-absorber80248401