TISSOT 872BrandTISSOTCaliber872Size12FunctionVersionHandsStem6328Stem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)1,30x10,50x0,13Mainspring (subs.)= OMEGA 860-1208BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8026328770= OM 860Mainspring860-1208965086012088335= 860 OMOperating lever spring860-184296508601842