This is an authentic MIKIMOTO 18K White Gold Diamond Akoya Cultured Pearl 8-8.5mm Morning Dew Ring 53 6.5. The ring is crafted of 18 karat white gold and features a 8-8.5mm Akoya cultured pearl and approximately .31 total carat weight of round brilliant cut diamonds. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.