This Coin Bezel is Made to Fit a US Half Dollar / 50 Cent Coin or any Coin 30.5mm X 2.1mm thick To Make Sure your Foreign Coin Fits this Bezel Match your Coin against a US 50 Cent Coin Screw Top allows you to takes coins in and out and re-use the bezel anytime and you need a small Screw Driver to open and close 1/20 14k Gold Filled Coin NOT included This type Coin Bezel is called Screw Top. It's light weight and simple and designed to be sort of invisible when wearing the coin to highlight the coin itself. The Screw Top allows the coin to be removed and replaced easily at any time all the while keeping the very valuable condition of the coin edge very safe. 14k Gold Filled.