Sławomir and Szymon Milewski were searching for an ancient road when they stumbled upon the cache of coins, which is worth ...

Although the project was scrapped, a few of these coins entered circulation, making them extremely rare. Value: If one appears on the market, it could be worth over $200,000 .

Rare and valuable American coins come in numerous denominations, designs and metal compositions, and they can sell for anywhere from a couple hundred dollars to a few million. Although the ...

It’s one of two coins made erroneously without the marking, Russell said in a news release about the sale. In 1975, the U.S. Mint struck coins that included an "S" to signify they were minted in ...

A 19th-century coin has sold at auction for more than €450,000, becoming the second most valuable Dutch coin ever.

An extremely rare 1813 New South Wales holey dollar coin is expected to fetch $150,000 and is one of only 300 in existence.

It’s one of two coins made erroneously without the marking, Russell said in a news release about the sale. In 1975, the U.S. Mint struck coins that included an "S" to signify they were minted in San ...