Moonlight Mysteries Sterling Silver Celtic Triquetra Knot Pentacle Pendant with Natural Amethyst Made of .925 solid sterling silver Measures approximately 1 1/8 inches (2.8 cm) tall by 9/16 inches (1.5 cm) wide Single sided design Amethyst Gemstone (natural) All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.