Who needs diamond earrings when cubic zirconia crystals provide such excellent value? Made from sterling silver, these stud earrings each display a 6mm round clear cubic zirconia crystal in a 4 prong setting. Stamped with a 925 metal mark, they measure 1.6cm from front to back and weigh 0.7 grams as a pair. Butterfly backs are provided to easily secure them in place.