ROLEX 1400BrandROLEXCaliber1400SizeFunctionVersionHandsStem4921Stem (subs.)Stem (2 pce)Balance staffeigenBalance staff (subs.)Mainspring (subs.)1.45x5.0x0.05Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem (Generic)8024921710Pallet fork -pinion 1 lower end-piec.981007101400723BBalance staff ST -shock-absorber981007231400770BMainspring (Generic)981007701400