GRUEN 500 Brand GRUEN Caliber 500 Size Function Version Hands Stem Stem (subs.) Stem (2 pce) Balance staff Balance staff (subs.) Mainspring (subs.) Mainspring (subs.) Battery WatchpartsPart NocaliberdescriptionoriginalArtno.430Click spring92000430500721500Balnace cplt. -for shock-absorber92000721500
