There are currently 402 World Coins, from over 106 different countries, for sale here. The most recently added coin was the 1959 Mexico 10 Peso Gold Coin KM. 473 - Brilliant Uncirculated for $595. Currently the most expensive coin listed is the (1947) Saudi Arabia Gold Pound - Struck at the U.S. Mint for ARAMCO - Uncirculated at $2,395. In addition to shopping by country below, you can also shop just our Certified World Coins.