This is an authentic MIKIMOTO 18K White Gold Diamond Akoya Pearl 7mm Open Band Ring size 47 or 4.25. The ring is crafted of 18 karat white gold and features a 7mm white Akoya cultured pearl set below a row of round cut diamonds weighing approximately .25 total carat weight. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.