OMEGA 660 Exploded diagram BrandOMEGACaliber660Size6 3/4FunctionAUTVersionHands0,50x0,90Stem5027Stem (subs.)Stem (2 pce)Balance staff23301 INCABalance staff (subs.)Mainspring (subs.)Spez.Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.180BBarrel with drum + cover660-120096506601200200BCenter wheel + cannon pinion660-122496506601224210BThird wheel660-124096506601240220BSecond wheel -short pivot660-124396506601243250Bhour wheel660-123196506601231401Winding stem8025027407= 450Clutch wheel450-110796504501107410BWinding pignon660-110896506601108415BRatchet wheel660-110096506601100420BCrown wheel660-110196506601101430Click spring660-110596506601105443= 620Setting lever assembled620-110996506201109445BSetting lever spring660-111096506601110705BEscape wheel -pinion straigt piv.660-130596506601305710BPallet fork -pinion 1 lower end-piec.660-131696506601316721BBalance cplt. -regulated660-132796506601327723BBalance staff ST -shock-absorber660-132180223301771BMainspring AUT sliding attachemnet660-1208965066012081143Oscillating weight660-1026965066010261482BRatchet wheel driving wheel660-1437965066014371488BPawel winding wheel660-1464965066014641496BOscillating weight axle660-1043965066010431500BWig-wag pinion660-1453965066014531500/1BConnecting wheel small f. winding660-1454965066014543000270.002Springs f.-shock-absorber INCA upper0220213001270.002Springs f.-shock-absorber INCA lower0220215443BScrew for setting lever242496502424.BAUT.- Brücke660-103396506601033.BFeder f. Umstelltrieb660-115396506601153