Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

Boasting the most prestigious coin collection in the United States, the American Numismatic Society is renowned for its ...

If you’re considering taking up rare coin collecting, it’s easy to see why you might be drawn to the hobby. “For over 2,000 years, numismatics — the study of coins, tokens, medals, and paper money — ...

One of Tony Sarto’s favorite coins is out of circulation. That’s because it was minted during the days of the Roman Empire and likely was spent in ancient Greece, he said. Sarto, of Lansing, was in ...

An ultra-rare Roman coin set a world record when it was auctioned off for nearly $4.2 million three years ago. But now, the validity of that record is under question after an investigation revealed ...