OMEGA 750 Exploded diagram Brand OMEGA Caliber 750 Size Function Version Hands 0,80x1,50 Stem 5814 Stem (subs.) Stem (2 pce) Balance staff 25703 Balance staff (subs.) Mainspring (subs.) eigen Mainspring (subs.) Battery Watchparts Part NocaliberdescriptionoriginalArtno.205BCenter wheel drilled + cannon750-122596507501225245BCannon pignon sweep sec. H = 270750-121996507501219250BHour wheel750-157396507501573275BSweep second pinion750-1253A96507501253A401Winding stem8025814723Balance staff ST -shock-absorber802257031482Ratchet wheel driving wheel550-1437965055014372557/1BDoubel-toothed hour wheel750-1580965075015803024Stoßsicherung kpl oben09.129.21.3003025Stoßsicherung kpl unten09.185.21022165