Issued as an extremely limited edition of just 999 sets worldwide, this beautiful set of legal tender coins was struck at the Royal Australian Mint in 2011 to mark the bi-annual Presidents Cup competition between golfers from the United States and the rest of the world, excluding the golfers from Europe that compete every other year with the Americans in the Ryder Cup. The set consists of a 25 Dollar coin struck from one-quarter ounce of .999 fine gold, a Ten Dollar coin struck from five ounces of .999 fine silver, a One Dollar coin struck from one ounce of .999 fine silver and a One Dollar coin struck from 11.66 grams of .999 fine silver.