Sterling Silver Polished Emerald Hinged Hoop Earrings - 1.69 Carat Gemstone Weight in Sterling Silver - Thickness: 4 mm - Width of Item: 18 mm - Length of Item: 20 mm - Earring Closure: Hinged - Earring Type: Hinged / Huggie - Finish: Polished - Feature: Hinged - Feature 2: Hollow - All of our jewelry for women and men are authenticated with a 10K or 14K hallmark and are tested to pass FTC regulations. ::: [ Potential Enhancement Methods: emerald ] - Usually heat treated to improve color and penetrated with oil, wax or resin to improve appearance. Often dyed with color agents. ::: [ Care and Handling: emerald ] - Do not use ultrasonic cleaner or steamer. Avoid sudden temperature changes, steaming and contact with cosmetics, hair spray, perfume and household chemicals. Clean with a damp cloth or soft brush. :::