This is an authentic MIKIMOTO 18K White Gold Diamond Akoya Pearl 7.5-8mm Cocktail Ring 53 6.5. The ring is crafted of platinum and features a 7.5-8mm white Akoya cultured pearl along with graduating diamonds on the sides, approximately .19 total carat weight. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.