6.3OCT TANZANITE & DIAMOND RING IN PLATINUM: GIA certified pear, modified, brilliant cut 6.30CT tanzanite is set in a diamond bezel supported by stylized diamond set split shoulders. 46 prong set round brilliant cut diamonds approx 1.17CWT, are rated VS-1 to VS-2 on clarity and F-H in color. Weight 8.47 grams. Size 7. Sold with American International Gemologists appraisal of $21,310 and GIA report. Est. $8500/21310**