UNITAS 174 Brand UNITAS Caliber 174 Size 13 Function Version Hands 0,90x1,40 Stem 10901 Stem (subs.) Stem (2 pce) Balance staff 36003 Balance staff (subs.) 36205 Mainspring (subs.) 1,5x11,5x0,13 Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.210BThird wheel and pinion92000210174401Winding stem80210901721174Balnace cplt. -for shock-absorber92000721174723Balance staff ST -shock-absorber80236003723Balance staff, pivoted80236205