Natural Rainbow Blue Moonstone Faceted Drop Earrings. A very nice quality stone. The french earwires are 14k solid gold or 14k gold filled or sterling silver - you choose . The semi transparent gemstone size is 12mm. Flashes of blue in lighting. Over 10 carats of moonstones. The mannequin shows the relative size and how they will hang. Earrings hang 1.1 inch.