LONGINES 490BrandLONGINESCaliber490Size13FunctionKlSVersionHandsStem6705Stem (subs.)Stem (2 pce)Balance staff28039Balance staff (subs.)Mainspring (subs.)1.30x11.5x0.14Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.195Barell arbor210Third wheel95400210490240Cannon pinion250Hour wheel401Winding stem8026705407Clutch wheel95400407490410BWinding pinion with square hole95400410490415Ratchet wheel95400415490420Crown wheel425Clicking spring443BSetting lever95400443490445Setting lever spring95400445490710Pallet fork -pinion 1 lower end-piec.721Balnace cplt. -for shock-absorber95400721490723Balance staff ST -shock-absorber80228039