While most collectable, not to mention valuable, coins are usually quite old, this more modern error quarter can be a fun ...

Here are 20 rare state quarters worth additional value, according to Gainesville Coins, USA CoinBook and PCGS. Keep in mind that “error” coins — the ones primarily included on this list ...

Manufacturing errors might be annoying when it comes to most products, but they can be a massive moneymaker when it comes to collectible money. Errors increase the value of collectibles because a ...

Between 1999 and 2008, a new state quarter was ... Even if your quarters don’t help you retire early, they could still be worth more than face value. Coin valuation depends on several factors ...