OMEGA 661 Exploded diagram Brand OMEGA Caliber 661 Size 6 3/4 Function AUT Version Hands 0,50x0,90 Stem 5027 Stem (subs.) Stem (2 pce) Balance staff 23301 INCA Balance staff (subs.) Mainspring (subs.) 660-1208 Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.180= 660Barrel with drum + cover660-120096506601200220= 660Second wheel -short pivot660-124396506601243250= 660hour wheel660-123196506601231401Winding stem8025027410= 660Winding pignon660-110896506601108415= 660Ratchet wheel660-110096506601100420= 660Crown wheel660-110196506601101443= 620Setting lever assembled620-110996506201109445= 660Setting lever spring660-111096506601110705= 660Escape wheel -pinion straigt piv.660-130596506601305710= 660Pallet fork -pinion 1 lower end-piec.660-131696506601316721= 660Balance cplt. -regulated660-132796506601327723= 660Balance staff ST -shock-absorber660-132180223301771= 660Mainspring AUT sliding attachemnet660-1208965066012081143= 660Oscillating weight660-1026965066010261482= 660Ratchet wheel driving wheel660-1437965066014371488= 660Pawel winding wheel660-1464965066014641496= 660Oscillating weight axle660-1043965066010431500= 660Wig-wag pinion660-1453965066014531500/1= 660Connecting wheel small f. winding660-1454965066014543000270.002Springs f.-shock-absorber INCA upper0220213001270.002Springs f.-shock-absorber INCA lower0220215443= 620Screw for setting lever jumper242496502424.= 660AUT.- Brücke660-103396506601033
