UNITAS 528BrandUNITASCaliber528Size5 1/4FunctionVersionHands0,60x1,20Stem6308Stem (subs.)Stem (2 pce)Balance staff26706Balance staff (subs.)Mainspring (subs.)1,0x7,0x0,08Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8026308723Balance staff ST -shock-absorber80226706