Estimated value: Between $250,000 and $2 million The 1974 Aluminum Lincoln Cent is an elusive and highly valuable coin, notable for its unique composition. In 1974, the U.S. Mint experimented with ...

Anything that makes a coin rare adds to its value, and errors can be one of those things. The mint standards are very high, and most coins released for circulation are perfectly normal.

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 ...

Coins with low mintages and errors are more valuable because there are less of them in circulation. The rarer a coin is the more valuable it becomes to collectors. 3 ...

This coin can have a value of $500, and has a value in numismatics of EF-40. 4 - The 2004 Wisconsin State Fair quarter. This coin has a repeated leaf that hangs from a corn or corn.