This is an authentic MIKIMOTO Platinum Diamond Akoya Pearl 8.5mm Ring size 50 or 5.50. The ring is crafted of polished platinum and features a large 8.5mm white Akoya pearl set between two brilliant round diamonds, approximately .20 total carat weight. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.