Gold, Black Opal and Diamond Ring One oval opal weighing 17.54 cts., 38 round diamonds ap. .95 ct., ap. 15.2 dwts. Size 5 1/2. The opa has been weighed. C品相报告: Tests for 18 kt. Opal: deep blue body color, soft blue and green play-of-color, light crazing, good polish. Diamonds: G-H-VS. 1 1/8 x 7/8 inches. Any condition statement is given as a courtesy to a client, is an opinion and should not be treated as a statement of fact and Doyle New York shall have no responsibility for any error or omission. Please contact the specialist department to request further information or additional images that may be available.