Amethyst quartz is a protective stone. Amethyst healing properties are as plentiful as the stone itself. Colors can range from mysterious, dark purple, to light lavender. Each and every plug is unique due to the nature of the stone. We’ll be sure to give you a matching set, though. Get your personal Amethyst Stone Plugs in any of the following many sizes: 8G, 6G, 4G, 2G, 0G, 00 gauge (10mm), 7/16 inch (11mm), 1/2 inch (12mm), 9/16 inch (14mm), 5/8 inch (16mm), 3/4 inch (19mm), 7/8 inch (22mm), 1 inch (25mm), 1 & 5/8 inch (41mm), 1 & 7/8 inch (47mm), and 2 inch (50mm).