18k Yellow Gold Plated Sterling Silver Genuine Amethyst and Diamond Accent Wire Earrings Gemstones may have been treated to improve their appearance or durability and may require special care Gemstones may have been treated to improve their appearance or durability and may require special care. Amethyst is February's birthstone. All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free. Imported