Burma Sapphire, Diamond, Platinum Ring The ring features an oval-shaped sapphire cabochon measuring 14.90 x 12.20 x 9.60 mm and weighing 16.46 carats, enhanced by baguette and transitional-cut diamonds weighing a total of approximately 1.30 carats, set in platinum. A GIA report # 1152346691, dated April 12, 2013, stating Natural Corundum, Origin Burma (Myanmar), No Indications of Heating, accompanies the sapphire. Gross weight 10.90 grams. Size: 5-1/2 (sizeable) HID03101062020 © 2020 Heritage Auctions | All Rights Reserved