OMEGA 286 Exploded diagram Brand OMEGA Caliber 286 Size Function Version Hands 0,95x1,70 Stem 7816 Stem (subs.) Stem (2 pce) Balance staff 32706 Balance staff (subs.) Mainspring (subs.) 268-1208 Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.210= 283Third wheel283-124096502831240401Winding stem8027816443= 267Setting lever assembled267-110996502671109445= 267Setting lever spring267-111096502671110445BSetting lever jumper combinded286-111096502861110471= 280Friction spring f. sweep sec.-pinion280-125596502801255705= 265Escape wheel -pinion straigt piv.265-130596502651305723Balance staff ST -shock-absorber80232706770= 283Mainspring268-120804208