T.E. (TECHNIC EBAUCHES) S73BrandT.E. (TECHNIC EBAUCHES)CaliberS73Size5 1/2FunctionVersionHands0,50x1,00Stem5537Stem (subs.)Stem (2 pce)Balance staff28034Balance staff (subs.)Mainspring (subs.)1,40x6,00x0,065Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8025537721Balnace cplt. -for shock-absorber92000721S73721Balnace cplt. - INCA92000721S731723Balance staff ST -shock-absorber80228034