White, Black and Champagne Diamonds 18K Yellow Gold Stud Earrings, E 0132-418K Yellow Gold, White, Black and Champagne Diamonds Stud Earrings Champagne Diamonds 0. 37 ct Diamonds 0. 15 ct Black Diamonds 0. 46 ct Crafted with a sense of energy and movement, our Silk Earrings capture the essence of crumpled fabric. Half of the Studs are formed from 18K Matte Yellow Gold, while the other is adorned with a dazzling mix of Black, Champagne and White Diamonds. An exciting pairing! 10. 50 x 11. 40 mm (WxH) Weight 6. 20 gm.