Name this ring... Circa 1930s Austrian Old Euro Diamond Ring Platinum M/VS1 GIA, Sku EJ24403

This stunning circa 1930s ring contains one (1) old European cut diamond weighing carats that is set into a bezel setting bordered with milgrain edging. The side faces of the ring feature engraved scroll motifs and milgrain details. The ring measures at the top, rises above the finger, tapering to wide and thick at the base of the shank. The inside shank is stamped with a Vienna, Austria platinum hallmark.