Minting coins isn't exactly an exact science. Even though most coins are perfect and uniform, small mistakes can result in error coins that are super valuable and ...

The 1999 penny error varieties remain some of the most exciting finds for collectors hunting through pocket change today.

Collectors have long known that small minting mistakes can turn pocket change into serious money, and the 1983 Washington quarter is one of the clearest examples. A spectacular error from that year, ...

Like the leaning tower of Pisa, error coins demonstrate the alluring appeal of human error. Error coins account for some of the most rare and valuable collectable ...

If you want to understand why some mistake coins become worth millions, this article will explore six valuable examples that made headlines in the collecting world.

As with just about any asset, a coin’s value is determined by its market demand. This means that coins in short supply often see higher demand — and higher values. With coins, supplies are limited ...

— Melrose resident Joe Andrews is longtime coin appraiser and an expert in the field of numismatics. His “Coin Corner” is a recurring column in the Free Press and WickedLocalMelrose.com. He has ...

People are being encouraged to examine their £1 coins for a tiny manufacturing flaw that could potentially increase their ...

The “Faceless Bat” error represents the most famous mistake on 2020 American Samoa quarters, where debris or grease between the die and planchet obscured the ...

The 1776-1976 Bicentennial Half Dollar commemorates America’s 200th anniversary with a distinctive Independence Hall reverse design. This 1776 to 1976 half dollar ...

The first coin to feature a woman, the Susan B. Anthony dollar can also be quite valuable. It's worth taking a quick look through your dollar coins to see if you have one of these beauties. While not ...