Double-denomination coins ... Grading Service (PCGS), this mistake affected nearly every 20th-century coin series — including those from the 1990s. The most common pairs by far are: The Lincoln ...

If your penny has a mistake this could increase ... make sure you get to a reputable coin dealer or professional coin grading service. Designed by Victor D. Brenner, this is one of the highest ...

In light of President Donald Trump's desire to eliminate the penny, it's noteworthy that one of the most significant coins globally is the Lincoln Wheat Penny, valued at an impressive $121 million.