Michael S. Byers and Byers Numismatic Corp have purchased millions of dollars of rare United States gold coins and collections. For over 20 years we have been Market-Makers in U.S. gold coins. Here is an example of one of our many full page ads in the Certified Coin Dealer Newsletter, which we placed over the years. We buy and sell proof gold, mint state gold, gold commems and early gold. Be sure to view our inventory of United States gold coins.