This sterling silver swirl pendant features a 1.42 ct. t.w. amethyst and a 0.013 ct. t.w. diamond that measures 28.27-mm. length x 7.32-mm. width and hangs on an 18-in. length chain. Almost all gemstones have been treated to enhance their color and require special care. Imported Material & Care Diamond Use silver polishing cloth on silver items.