66 - Lady's Approx. 8.1mm x 5.5mm Oval Cushion Cut Tanzanite, Round Brilliant Cut Diamond and Platinum Ring. Tanzanite VS Clarity, Diamonds F-G Color, SI1-SI2 Clarity. Ring Size 5. Approx. Weight: 8.25 Pennyweights. Shipping $26.00 (estimate $1,300-$1,800)