MAURICE LACROIX 31... BrandMAURICE LACROIXCaliber31...Size11 1/2FunctionSC-D(3)-AUTVersionHands0.90x1.50x0.25Stem5111Stem (subs.)Stem (2 pce)Balance staff25606Balance staff (subs.)Mainspring (subs.)1,05x10.5x0.115 AUTMainspring (subs.)=3315 XBatteryMovementsArtno.brandcaliberSizehandsfunctionspecial157049ETA2892-A211 1/20.90x1.50x0.25SC-D(3)-AUTweiss/white WatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8025111723Balance staff ST -shock-absorber80225606