Coins that have mistakes or unusual features can sometimes turn into highly valuable treasures. Over the years, I’ve come ...

I've always been fascinated by how something as simple as a penny can hold unexpected value. While most pennies are just ...

Coins can become valuable for several reasons, ranging from their historical value to their metal content. In nearly all ...

While most coins from the 1990s are still worth face value, certain rare examples from that decade have become numismatic ...

U.S. penny production is ending when the Mint's supply of blank pennies runs out, which will likely be in 2026. While most pennies are worth only one cent, certain rare pennies, particularly those ...

The owner of Dempsey and Baxter Coins and Stamps in Erie, Pa., says he has a 1999 copper-plated penny with the familiar Lincoln profile on one side and the reverse side of a dime on the other. The ...

Correction: This story and headline have been updated to remove an incorrect estimate of the possible selling price. The auction house estimate was $170,000, not $1 million. A rare coin a teen ...