CERTINA 320 Brand CERTINA Caliber 320 Size 12 Function Version Hands 0,80x1,50 Stem 7602 Stem (subs.) Stem (2 pce) Balance staff 33005 Balance staff (subs.) 32505 INCA Mainspring (subs.) 1,8x11,0x0,12 Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.200Center wheel + cannon pinion91200200320401Winding stem8027602723Balance staff ST -shock-absorber80233005723Balance staff, pivoted80232505