This ring takes an 12mm bead such as Swarovski's 12mm Cube Bead or Pearl, or any 12mm bead with an adequate hole. This size will also accept 12mm lampworked beads, such as Paula Radke Beads, or any lampworker's beads.
This is a two part ring. The side with the pin slides easily into the receiving end. No screws or tools required. Sterling silver made in U.S.A. Patent #6318122.
The Bead not included. This ring is size 7.