These are some of the most valuable state quarter errors, according to auction records. The Wisconsin state quarter features ...

A 1999 Georgia state quarter could be worth up to $10,000, according to a blog post from U.S. Coins Guide. The quarter’s high ...

Collectors often pay the highest amounts, around $10,000, for Georgia quarters that were molded from an experimental mix of metals with a gold or green hue. The coin disks, known as planchets, where ...

You never know when you might come across a valuable error coin, so it helps to know what to look for. Error coins can be divided into the following general ...

State quarters are a popular collectible item among numismatists or coin collectors. While most state quarters are worth their face value of 25 cents, there are some that have become valuable due ...