Egret Earrings By the Difference, 14 Karat Gold and Rhodium Plated. Beautiful Bird Earrings Featuring an Egret walking in the Water. The Coin was from a set of Wildlife Coins minted in Russia in 1993. They are a great size for earrings and nice and light to wear. After cutting they are plated in our 14 Karat Gold and Rhodium Finish. We Mount them on 14 Karat Gold Filled Ear Wires, All our work is Guaranteed for life.