A single penny struck on the wrong metal blank during World War II sold for $1.7 million in a private transaction, making it ...

Collectors searching through pocket change and bank rolls are pulling coins worth hundreds or even thousands of dollars, and ...

Though some coins are more valuable than others, graded coins tend to fetch the most when it comes time for resale. But what is a graded coin? Who does the grading and how can you have coins in your ...