Round Cut Simulated Rainbow Topaz CZ Screw Back Sterling Silver Stud Earrings (10mm) BEAUTIFUL DESIGN - For a elegant style, reach for these sophisticated 10mm, sterling silver and simulated rainbow topaz CZ screw back earrings. Basket set and modern minimalist, any fashionista will love these round studs. COMPOSED OF 925 SILVER - High quality, hypoallergenic material that will stand the test of time. These beautifully designed studs feature 925 silver post backings. For Pierced Ears only. Measure: 10mm x 10mm Weight: .1.9 Total Grams Material: Sterling Silver, Rhodium Plated, Cubic Zirconia Measure: 10 mm L x 10 mm W Weight: Approx 1.2 Grams