White Gold Plating with Clear Cubic Zirconia Multi-Row Concentric Halo Cluster Stud Earrings. Celebrate your next picture-perfect day or night by wearing these chic stud earrings, beautifully crafted in White Gold Plating with a rich and durable shine. The round brilliant cut cubic zirconia solitaires secured in four-prong settings accentuate the multiple rows of cubic zirconia pave/prong set in concentric clusters framed in a bezel. Butterfly backs keep these unique earrings secure. Measurement 11.3mm