Coin grading isn’t just for experts—it’s the backbone of understanding a coin’s true value. From the Sheldon Scale to PCGS and NGC’s market influence, knowing the grading process can mean the ...

Coin grading is the process by which a certified numismatist determines the grade, or physical condition, of an existing coin. Once the grade is determined, the value of the coin can then be ...

GRAND RAPIDS, MI - A Grand Rapids-based inventor has developed a first-of-its-kind device designed to transform how collectors grade and value their coins. The OCS200, created by Richard Colonna of ...

A championship show is coming to Oklahoma City next week. Hint: It'll take your money.