A Littleton Coin Company employee uncovers a rare struck-through error on a new 2026 quarter, sparking early collector ...

A coin sitting in a jar or drawer could be worth thousands of dollars if it has a rare mistake from the U.S. Mint. Some 1999 ...

A Littleton Coin Company employee has discovered an unusual production error in a bag of uncirculated 2026 quarters from the ...

Errors increase the value of collectibles because a limited number go into circulation before it is spotted and corrected. This Georgia quarter is a big one.

The last decade of the 20th century produced coins that modern numismatic enthusiasts spend three-, four- and even five-figure sums to get their hands on today. The U.S. Mint produced collector ...