It's Sterling Silver 2.00 Carat Total Weight Gold Overlay with Synthetic Gem Stone Cubic Zirconia Round Stud Earrings (Solid Setting) - Choose from 12 Different Synthetic Gem Stones 925 Sterling Silver Gold Overlay on Synthetic Gem Stones Cz Round Stud Earrings You Selected 6mm Round Gold Overlay with Synthetic Emerald Gem Stone Hypoallergenic Stud Earrings - AAAAA Quality Cubic Zirconia Perfectly Matched Pair with Top Quality Stone Includes Post and 2 Backings