OMEGA 650 Exploded diagram BrandOMEGACaliber650Size5 1/2FunctionVersionHands0,40x0,70Stem5033Stem (subs.)Stem (2 pce)Balance staff23401 INCABalance staff (subs.)Mainspring (subs.)Spez. =640Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.180= 640Barrel with drum + cover640-120096506401200210= 640Third wheel640-124096506401240260= 640Minute wheel640-124696506401246401Winding stem8025033410BWinding pignon650-110896506501108443BSetting lever assembled650-110996506501109445BSetting lever spring650-111096506501110450BSetting wheel650-111396506501113479BPressure spring for setting lever650-113296506501132705Escape wheel -pinion straigt piv.640-130596506401305710= 640Pallet fork -pinion 1 lower end-piec.640-131696506401316721/1= 640Balance cplt. -regulated640-132796506401327721BBalance cplt. -regulated650-132796506501327723Balance staff ST -shock-absorber80223401770= 640Mainspring640-120896506401208