Discover rare 1990 penny errors, their values, and how apps like CoinKnow help identify valuable coins instantly.
Turns out these common minting mistakes from 1979 are worth up to $5,000 - and you might have one sitting in your change jar ...
Explore the 1967 quarter error list, including DDO, DDR, off-center, wrong planchet, and rare silver errors, plus values and ...
Business Intelligence | From W.D. Strategies on MSN

These 4 Rare Error Coins Are Being Bought Almost Immediately

The error coin market has exploded in ways that would make even seasoned collectors' heads spin. What started as casual treasure hunting through pocket change has evolved into something that resembles ...
Minting coins isn't exactly an exact science. Even though most coins are perfect and uniform, small mistakes can result in error coins that are super valuable and ...
Explore the most valuable 1970 quarter errors, including overstrikes, doubled dies, off-center strikes, and wrong planchet ...
Like the leaning tower of Pisa, error coins demonstrate the alluring appeal of human error. Error coins account for some of the most rare and valuable collectable ...
Plus, we explain how to sell rare coins for profit YOU could cash in on thousands of pounds just by sifting through your change if you know which details to look for. Rare minting errors on coins such ...
Despite 11 billion minted, the 1988 Lincoln Penny offers rare errors—like the Doubled Ear (worth up to $3,000+), Flared G, ...