Turns out these common minting mistakes from 1979 are worth up to $5,000 - and you might have one sitting in your change jar ...

Discover rare 1990 penny errors, their values, and how apps like CoinKnow help identify valuable coins instantly.

Ever found an old coin and wondered what it is or how much it's worth? You're in the right place! We've personally tested the top 10 coin identifier apps available today—from smart AI tools that ...

Explore the 1967 quarter error list, including DDO, DDR, off-center, wrong planchet, and rare silver errors, plus values and identification tips for collectors.

Explore the most valuable 1970 quarter errors, including overstrikes, doubled dies, off-center strikes, and wrong planchet ...

The 1972 penny remains one of the most exciting coins for error hunters and collectors alike. This year produced some of the ...