BERRICLE Yellow Gold Flashed Sterling Silver Solitaire Stud Earrings Made with Swarovski Zirconia METAL: yellow gold flashed .925 sterling silver, stamped 925, high polished finish, nickel free. PREMIUM QUALITY STONE: Main Stone: 2 carat round cut clear Swarovski zirconia (6.5mm) MEASUREMENTS: 0.26 inch in length, center posts with butterfly backs STYLE: These solitaire stud earrings offers effortlessly chic elegance for the perfect everyday style. GIFTING: Comes with FREE BERRICLE signature jewelry box and is ready for gifting