Art Deco Style Vintage Ring Platinum Gems Estate JewelryA delicate Art Deco style platinum diamond sapphire emerald ring. The ring is design as a flat rectangular plaque with a slim shank. The plaque is adorned with diamonds and emeralds. Invisible set sapphires are staged on the perimeter. The shank features two diamonds on each side and skillfully executed tiny engraving. These details along with the neat workmanship of this vintage platinum ring make it a truly unique piece.