AS 1556BrandASCaliber1556Size8 3/4FunctionVersionHands0,65x1,20Stem7208Stem (subs.)Stem (2 pce)Balance staff28501Balance staff (subs.)28502 INCAMainspring (subs.)1,60x7,5x0,08Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8027208723Balance staff, pivoted80228502723Balance staff ST -shock-absorber80228501