This is an authentic Mikimoto 18K White Gold Diamond Akoya Pearl 7.5-8mm Strand Necklace 18". The necklace is crafted of 7.5-8mm Akoya cultured pearls and features an 18 karat white gold clasp set with a round brilliant cut diamond, approximately .04 total carat weight. PLEASE NOTE: The clasp has been repaired. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.