H.P.P. 101BrandH.P.P.Caliber101Size13FunctionVersionHands0,80x1,50Stem10002Stem (subs.)Stem (2 pce)Balance staff39601Balance staff (subs.)Mainspring (subs.)1,8x11,0x0,13Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem80210002723Balance staff ST -shock-absorber80239601