UDSSR-ZARIA 1801BrandUDSSR-ZARIACaliber1801Size5 1/4FunctionVersionHandsStem5820Stem (subs.)Stem (2 pce)Balance staff31318Balance staff (subs.)Mainspring (subs.)Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem8025820723Balance staff ST -shock-absorber80231318