OMEGA 980 Exploded diagram Brand OMEGA Caliber 980 Size Function Version Hands Stem 7819 Stem (subs.) Stem (2 pce) Balance staff 34006 Balance staff (subs.) Mainspring (subs.) 1.35x10.50 AUT Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.180BBarrel with drum + cover980-120096509801200195Barell arbor980-120496509801204210Third wheel980-124096509801240401Winding stem8027819410BWinding pinion with square hole980-110896509801108443Setting lever assembled980-110996509801109705Escape wheel -pinion straigt piv.980-130596509801305723Balance staff ST -shock-absorber80234006770Mainspring980-1208965098012081488Pawel winding wheel980-146496509801464.Differenzialgetriebe980-1475.980-1634Läutwerk Sperrkegelfeder980-160296509801602