This original vintage 1980's Natural Diamond & Green Chalcedony Cocktail Ring is approximately 11.18ct and is 14K yellow gold. The style of the setting is a 4 prong tiara style cocktail ring. The gemstone color is intense green and is semi transparent. The polish/symmetry is very good. The natural diamond color is G/H and clarity is SI-I1. The total ring weight is 9.14g stamps 14K. The ring is size 6. This ring is authenticated by AGA appraisal certificate no. 11943. This fancy ring stands out in a crowd and would be a lovely addition to any collection.