Mikimoto 18ct White Gold 0.24ct Diamond White Akoya Pearl Necklace. PP 1923D W. 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 five exquisite white Akoya cultured pearls 5.0-6.5mm in size which sit gracefully within a leaf design of 18ct white gold. The necklace is further embellished with 0.24ct brilliant cut diamonds adding a luxurious sparkle 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.