18-karat gold, Gemfields Zambian Emeralds and diamond earrings This gorgeous statement piece is thought out all the way through. Handmade from 18K gold and aesthetically combining Zambian Emerald ovals, squares, marquise and rounds weighing upto 45.40 cts and 6.60 cts diamonds. You need to look no further than these earrings to make a statement tonight.