When it comes to coin collecting, it's hard to beat the appeal of the United States Mint proof set. These sets of uncirculated proof coins usually include every denomination made that year or a set of ...

Check your change for features like double die errors, rare dates, or gold makeup to see if you're sitting on a coin that ...

height: 4 1/4 in x width: 3 1/2 in x depth: 1 1/4 in. diameter: 27 mm.

A Stack’s Bowers March 17 auction set several price records including for a Proof 1882 Coronet gold $20 double eagle, one of fewer than 20 examples known, that sold for $810,000.

These eight coins have potential values that could rival a retirement portfolio, according to USA Coin Book.