MARVIN 640BrandMARVINCaliber640SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffDCN 1410Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.723DCN 1410Balance staff ST -shock-absorber80207239