TISSOT 27-2BrandTISSOTCaliber27-2Size12FunctionSCVersionHands0,80x1,40Stem7702Stem (subs.)Stem (2 pce)Balance staff33004Balance staff (subs.)Mainspring (subs.)1,25x10,5x0,13Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027702721Balnace cplt. - INCA9880072127721Balnace cplt. - BREGUET98800721272721Balnace cplt. - SSr98800721271723Balance staff ST -shock-absorber80233004