OMEGA 540 Brand OMEGA Caliber 540 Size Function Version Hands Stem 4512 Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) 0.60X8,5X0.105X200 Mainspring (subs.) 965 0540 1208 (NL) / Ersatz-Nr.02000 Battery MovementsArtno.brandcaliberSizehandsfunctionspecialOMEGA540 Watchparts Part NocaliberdescriptionoriginalArtno.401Winding stem8024512407Clutch wheel540-110796505401107410Winding pignon540-110896505401108420Crown wheel540-110196505401101425Clicking spring430BClick spring540-110596505401105440Yoke spring443Setting lever assembled540-110996505401109445Setting lever spring710Pallet fork -pinion 1 lower end-piec.540-131696505401316770BMainspring540-120896505401208