Mikimoto 18ct Yellow Gold White Akoya Pearl Stud Earrings, PE 1479 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 stud earrings are elegantly fashioned from 18ct yellow gold and exquisite 3.25mm Akoya pearls. The earrings come beautifully packaged in a unique Mikimoto presentation box with certificate of authenticity.