Lots of sparkle are produced by a magnificent trillion cut clear CZ cubic zirconia stone in a 3-prong basket set. These designer inspired stud earrings are made of solid .925 sterling silver. UNISEX. FOR PIERCED EARS ONLY. Available sizes: 5mm (0.2″), 6mm (0.25″), 7mm (0.28″), 8mm (0.32″) and 9mm (0.35″).