The simply but very stylish design makes the princess cut cubic zirconia stud earrings the most popular and wanted cz stone jewelry for both male and female. These modern and simple cubic zirconium stud earrings are beautifully set in precious .925 Sterling Silver with sparkling dazzling icy white princess cut CZs. UNISEX. For pierced ears only. iJewelry2 offers sizes 4mm (0.15"), 5mm (0.2"), 6mm (0.25"), 7mm (0.28"), 8mm (0.32"), 9mm (0.35"), 10mm (0.40") and 11mm (0.44").