This is an authentic MIKIMOTO 18K White Gold Diamond Black South Sea Pearl 12mm Pendant Necklace. The necklace is crafted of 18 karat white gold and features a 12mm black south sea pearl descending from three marquise cut diamonds, approximately .48 total carat weight. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.