18.66 CT PEAR CUT AQUAMARINE IN PLATINUM RING: Sparkling 18.66CT center stone is further enhanced by 35 round brilliant cut diamonds that weigh .85CT approx. Diamonds are VS in clarity and F-G in color. Mounting weight is 12.3 grams. Size 5.25. Sold with current Florida Diamond Appraisers GIA graduates appraisal for $10,000.