RONDA 9138BrandRONDACaliber9138SizeFunctionVersionHandsStem7248Stem (subs.)7249Stem (2 pce)Balance staff31712Balance staff (subs.)31713Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027248401Aufzugwelle Ersatz8027249723Balance staff, pivoted80231713723Balance staff ST -shock-absorber80231712