DiamonFire Earring Collection Sterling Silver Stud Earrings Decorated With A Cluster Of Round White Cubic Zirconia Stones. These stunning round zirconia cluster earrings are perfect to compliment any outfit and add that extra sparkle. Featuring Diamonfire cubic zirconia stones which are cut specially with 57 facets just like a real brilliant cut diamond. The product also is made from sterling silver with a triple plated finish of palladium, platinum and rhodium for an almost life-long tarnish protection.