8.85mmSterling Silver Gold-tone Black Rhod Blue Nano Crystal .04 Created Ruby Butterfly Earrings - Measures 6.3x8.85mm Wide - .8 Grams .04 Carat Gemstone Weight In Sterling Silver in Plated Metal - - Gift ready jewelry box included - Width of Item: 8.85 mm - Length of Item: 6.3 mm - Earring Closure: Post & Push Back - Earring Type: Button - Finish: Polished - ::: [ Potential Enhancement Methods: created ruby ] - Grown in a laboratory, but are chemically, physically and optically identical to natural gems. Natural gems typically have inclusions from the crystallization process, where gases and other minerals mix during the molten stage of stone creation. Lab-created stones rely on a steady, controlled proces ::: [ Care and Handling: created ruby ] - Avoid strong detergents, heat, pressure and ultrasonic cleaner or steamer. Avoid re-polishing or re-cutting of the stone. Color may fade in light or with heat. Clean with warm soapy water and a soft brush or cloth. :::