SEMI-PRECIOUS GEMSTONE EAR PLUG BODY JEWELRY. These Amethyst stone plugs are beautifully crafted pieces of body jewelry. The wearable diameter on each plug is around 10mm (3/8?). No two plugs are exactly the same as they are hand carved, not machined, from natural stone. Each ear plug is sold separately. Amethyst is purple quartz. Traditionally Amethyst is known as a meditative and calming stone, providing calm patience, peace and balance. It is also traditionally know to help with legal and financial issues. Plug Size: 2 Gauge (6mm) Brand: FreshTrends Age: Adult Condition: New