Mikimoto 18ct Rose Gold 0.05ct Diamond 5.7mm White Pearl Love Necklace. PPH 5324D Z. Over a century ago, Kokichi Mikimoto succeeded in creating the world's first cultured pearl. His quest for perfection and his love for these pure, lustrous gems of the sea were the guiding forces that built the house of Mikimoto. This elegant Mikimoto necklace features an exquisite white cultured pearl 5.7mm in size. The necklace is further embellished with a 0.05ct round brilliant cut diamond to add a luxurious sparkle and sits gracefully on a classic 18ct rose gold chain. This romantic necklace makes a perfect gift and would be a beautiful addition to any jewellery lovers collection. The necklace comes beautifully packaged in a unique Mikimoto presentation box with certificate of authenticity.