LONGINES 18.79BrandLONGINESCaliber18.79SizeFunctionVersionHandsStemStem (subs.)Stem (2 pce)Balance staffBalance staff (subs.)Mainspring (subs.)1,50x15,5x0,19Mainspring (subs.)SpezialBatteryWatchpartsPart NocaliberdescriptionoriginalArtno.770BMainspring t-hook954007701879771Mainspring AUT sliding attachemnet04331