Mikimoto 18ct Yellow Gold 7mm White Grade A+ Pearl Stud Earrings, PES 702 K. 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. These classic Mikimoto earrings feature two uniform white Grade A+ Akoya cultured pearls, 7mm in size. The earrings are completed with secure 18ct yellow gold post and butterfly style fastenings, for easy everyday wear. These earrings come beautifully packaged in a unique Mikimoto presentation box with certificate of authenticity.