This sterling silver ring features 4.15 ct. t.w. blue topaz with 0.02 ct. t.w. diamond accent and measures 18.30-mm x 10-mm. Almost all gemstones have been treated to enhance their color and require special care. Prong setting 3 Blue Topaz and 8 Diamonds Imported Care Clean with a soft bristle brush and warm soapy water. Use silver polishing cloth on silver items.