Sterling Silver With 14k Antiqued Lemon Quartz Post Dangle Earrings - 5.81 Carat Gemstone Weight in 14k Yellow Gold and White Gold - Width of Item: 13.8 mm - Length of Item: 28 mm - Earring Closure: Post & Push Back - Earring Type: Drop & Dangle - Finish: Polished & Antiqued Antique finish - 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: lemon quartz ] - Usually dyed and/or heat treated to produce different colors. Sometimes surface enhanced with a coating to enhance color. ::: [ Care and Handling: lemon quartz ] - Avoid abrasives, harsh chemicals, steam, and ultrasonic cleaning. Clean with warm soapy water and a soft brush or cloth. :::