This is an authentic MIKIMOTO 18K White Gold Diamond Black South Sea Pearl 9mm Pendant Necklace. This necklace is crafted of 18-karat white gold and features a cultured black South Sea pearl drop pendant set with a single round brilliant cut diamond, weighing approximately .10 carats. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.