TISSOT 27-3BrandTISSOTCaliber27-3Size12FunctionVersionHands0,65x1,40Stem7702Stem (subs.)Stem (2 pce)Balance staff33606Balance staff (subs.)Mainspring (subs.)1,25x10,5x0,13Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027702723Balance staff ST -shock-absorber80233606