Late Art Deco Aquamarine Ring in 14k Yellow GoldLate Art Deco Aquamarine Ring in 14k Yellow Gold. This original Art Deco cocktail ring features a 1. 16 carat cushion cut aquamarine set in 14 karat yellow gold. Full of engravings, with chevrons running down the shoulders and deep swirls on the side of the gemstone. This mounting pulls out all the stops to enhance the already gorgeous aquamarine. This ring would make a wonderful cocktail ring, but would also make a very unique engagement ring.