View Fullscreen Nikos Koulis Women's Oui Diamond & Enamel Drop Earrings $15900 From Saks Fifth Avenue Free shipping with Saks Fifth Avenue buy now Save for later Details From the Oui Collection. Emerald-cut diamond drop with enamel illusion setting. Diamonds, 1.81 tcw. Enamel. 18k white gold. Drop, 2". Leverback. Made in Greece.