The earrings are made of 14k white gold. The sapphires measure 4 millimeters round and weigh approximately .32 carats each for a total carat weight of .64. The sapphires are dark blue in color and are genuine, not enhanced. The stones are held in with four prongs. The posts and clutch backs are also 14k white gold. The earrings weigh .06 pennyweights. I will provide the box shown in the photograph with the earrings.