2024 Quarter Errors. Today, let’s take a look at nine of the most valuable state quarter errors worth money — these errors could indicate when a new quarter is a perfect addition to your collection! The most valuable ones are mistakes that happen at the mint while the coin is originally being made.

Disclaims any warranties whatsoever with respect to the accuracy of the pcgs3000. Less than 5% of quarters produce in 2019 and 2020 have a w mint mark.