LONGINES 428BrandLONGINESCaliber428Size10 1/2Functiono. SCVersionHandsStem5050Stem (subs.)Stem (2 pce)Balance staff21501Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.180/1= 847.4Barrel complete -with mainspring954001808474195= 420Barell arbor95400195420220Second wheel -short pivot401= 420Winding stem8025050407Clutch wheel410Winding pignon415Ratchet wheel435Yoke spring443Setting lever assembled710Pallet fork -pinion 1 lower end-piec.723Balance staff ST -shock-absorber80221501