OMEGA 491 Brand OMEGA Caliber 491 Size Function AUT Version Hands 0,80x1,50 Stem 5810 Stem (subs.) Stem (2 pce) Balance staff 28406 INCA Balance staff (subs.) Mainspring (subs.) 470-1208 Mainspring (subs.) = 820 2922 0 Battery Watchparts Part NocaliberdescriptionoriginalArtno.200= 490Large driving wheell + cannon pinion490-122496504901224227= 490Sweep second wheel490-124396504901243260= 470Minute wheel470-124696504701246401= 500Winding stem500-11068025810415= 470Ratchet wheel470-110096504701100420= 550Crown wheel470-110196505501101721= 490Balnace cplt. -for shock-absorber490-132796504901327723Balance staff ST -shock-absorber802284061482Ratchet wheel driving wheel470-1437965047014371496= 470Oscillating weight axle470-140096504701400
