BRAC 902 Brand BRAC Caliber 902 Size 10 1/2 Function Version Hands 0,80x1,30 Stem 7603 Stem (subs.) Stem (2 pce) Balance staff 33803 Balance staff (subs.) 33305 INCA Mainspring (subs.) 1,4x9,0x0,11 Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027603723Balance staff ST -shock-absorber80233803723Balance staff, pivoted80233305