A continuous line of gold that closes on itself, with the join finished so tightly you have to hunt for it. It runs smooth the whole way round, with nothing on it that can catch. The one you leave in when everything else comes out.
The Seamless clicker is a plain hoop of 14k gold with a hinged fitting and no stone, in sizes 10 to 14 mm.
Wear it in the septum with a Letter labret higher in the ear.