REGO 20BrandREGOCaliber20Size13FunctionVersionHands1,10x1,90Stem12601Stem (subs.)Stem (2 pce)Balance staff48602Balance staff (subs.)Mainspring (subs.)1,6x16,0x0,16Mainspring (subs.)BatteryWatchpartsPart NocaliberdescriptionoriginalArtno.401Winding stem80212601723Balance staff ST -shock-absorber80248602