Sterling Silver Rhodium Emerald and Diamond Ring - Measures 2mm Wide - .01 Carat Diamond Weight .46 Carat Gemstone Weight in Sterling Silver - Product Attributes: - Open back - Oval - Polished - ::: ::: [ Care and Handling: diamond ] - Clean with warm soapy water and a soft brush or cloth. ::: ::: [ 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. :::