This is an authentic MIKIMOTO 18K White Gold Diamond Akoya Cultured Pearl 8mm Heart Drop Pendant Necklace. The necklace is crafted of 18 karat white gold and features an 8mm white Akoya cultured pearl and a heart motif set with diamonds, approximately .12 total carat weight. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.