Sterling Silver Stackable Expressions Blue Topaz Ring - Size 5 - .46 Carat Gemstone Weight in Sterling Silver - Product Attributes: - Rhodium-plated - Prong set - Polished - Blue topaz - Patterned - Round - Band Width: 2.25 mm - Finish: Polished - Feature: Solid Patterned ; Polished ; Prong set ; Round - 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: 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. :::