Sterling Silver Rhodium Light Swiss Blue Topaz and Diamond Ring - Size 8 - .09 Carat Diamond Weight .85 Carat Gemstone Weight in Sterling Silver - Product Attributes: - Blue topaz - Diamond - Polished - Gift ready jewelry box included - Band Width: 2 mm - Feature: Solid - ::: ::: [ Care and Handling: diamond ] - Clean with warm soapy water and a soft brush or cloth. ::: ::: [ Potential Enhancement Methods: blue topaz ] - Usually irradiated and heated to produce color. Some topaz may be coated with a thin film of minerals applied through heat. ::: [ Care and Handling: blue topaz ] - Clean with warm soapy water and a soft brush or cloth. :::