Round Simulated Sapphire CZ Sterling Silver Screwback Studs 6mm These stunning solitaire, rhodium plated silver, four prong set, screw back earrings are the perfect gift to any September baby. With a kid friendly backing and understated CZ, your children will love these 6mm studs. Measure: 6mm Weight: .1.9 Grams Material: Sterling Silver, Rhodium Plated, Cubic Zirconia Material: .925 Sterling Silver, Rhodium Plating, Cubic Zirconia Measure: 6 mm L x 6 mm W Weight: 1.9 Grams