The South African Krugerrand is the official gold bullion coin of the South Africa, and are produced by the Rand Refinery and the South African Mint. These coins have purity and weight that has been guaranteed by the South African Government. As is true with most sovereign minted coins, these tend to cost more. They benefit from not only their gold value, but their collectible value as well. The interesting thing about these coins is they actually weigh slightly more than a troy ounce. This is because instead of being .999 gold they are .916 gold, the rest of the coin is comprised of silver and copper to make the coin more wear resistant. To ensure that the purchaser gets exactly 1 troy ounce of gold these coins weigh 1.0909 troy ounces. If you want to own a coin that is a important part of history and one that used to dominate the market as the most popular bullion coin, this very special coin might be for you.