Made from 316L stainless steel, this clicker ring has a straight hinged bar at the top for easy opening and closing. Along the bottom are several different square-cut gems that are used for birthstones gems The birthstone gems include: amethyst, garnet, ruby, light rose, clear, sapphire, aquamarine, and emerald green. Size is 16G with an inner diameter size of 5/16"(8mm). Great for septum, daith or cartilage piercings! Sold individually (1pc).  For healed piercings.