2.25mm Sterling Silver Stackable Expressions Polished Created Emerald Ring - .26 Carat Gemstone Weight in Sterling Silver - FREE gift-ready jewelry box ::: [ Potential Enhancement Methods: created emerald ] - 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 emerald ] - 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. :::