Gemondo Sterling Silver Three Stone Amethyst Round Gradient 45cm NecklaceAbout This Item 3 round cut gradient amethyst gemstones sit in an elegant trio formation. Pendant hangs on 45cm sterling silver chain. Gemstone Information Amethyst is a quartz mineral family, known for its unique violet and purple colour. Amethyst is the traditional gemstone gift used to mark a 6th anniversary, and is also used to represent the February birthstone. In ancient Greece, Amethyst was often used to decorate cups and goblets, as it was