A Stunning Antique Aquamarine Ring, Wedding Vintage Art Deco, circa 1920 18K White Gold Floral Motif Filigree Openwork Setting. This beautiful antique ring holds an original antique cut aquamarine at center measuring about 7 x 8mm. The setting is wonderful composed of 18K white gold with Art Deco floral motifs on the sides and stylized Roman Key motif filigree openwork. Overall the ring measures about 11/32 inch long by about 11/16 inch wide from side to side. Ring Size: about 5 1/2 (could be resized by your jeweler or ask me about using mine before shipping). This ring dates to the early Art Deco period, early half of the 1900's. The piece was acquired through an estate collection and is in lovely vintage condition.