68 - Lady's 15.00 Carat Gem Quality White Cabochon Opal with Blue to Green Play of Color and Very Little Crazing, Diamond and Platinum Ring, Size 6. Set with approximately 3.00 Carats of Square, Marquise and Round Brilliant Cut F-G Color and VVS1-VVS2 Clarity. Unsigned. Very Good Condition. Weighs 14.9 Grams. Shipping $20.00 (estimate $4,000-$5,000)