These 1/4 ct. t.w. black and white diamond hoop earrings are set in sterling silver and secured with clip-in clasps. The earrings measure 19.00mm in length and 4.30mm in width. Colored diamonds have been treated to enhance their color. Buttercup Setting 92 Diamonds Imported Care Clean with a soft bristle brush and warm soapy water. Use silver polishing cloth on silver items.