This is an authentic MIKIMOTO 18K White Gold Black South Sea Pearl 8.5-11mm Graduated Strand Necklace 20". The necklace is crafted of individually knotted black South Sea cultured pearls and an 18 karat white gold round push clasp accented with a single bezel-set diamond, approximately .02 carats. Follow this item for alerts. Mikimoto is a registered trademark of Mikimoto. FASHIONPHILE is not affiliated with Mikimoto.