This is an authentic MIKIMOTO 18K White Gold Diamond Akoya Cultured Pearl Bubbles Ring 49 4.75. The ring is crafted of platinum and features 4-6mm white Akoya cultured pearls and approximately .02 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.