Get the best deals on American Buffalo 1 oz Gold Bullion Coins when you shop the largest online selection at eBay.com. Free shipping on. 1.287 inches (32.70 mm). American Buffalo 1oz gold coins, as produced by the United States Mint. The Buffalo - actually a Bison - is one of the newer bullion coins from the USA, having​.

1 ounce buffalo gold coins - consider, that