Round Simulated Rainbow Topaz CZ Screw Back Sterling Silver Stud Earrings 9mm For a elegant style, reach for these sophisticated 9mm, sterling silver and simulated rainbow topaz CZ screw back earrings. Basket set and modern minimalist, any fashionista will love these round studs. Measure: 9mm x 9mm Weight: .1.9 Total Grams Material: Sterling Silver, Rhodium Plated, Cubic Zirconia Material: .925 Sterling Silver, Rhodium Plating, Cubic Zirconia Measure: 9 mm L x 9 mm W Weight: Approx 1.2 Grams