Coin Errors and Varieties
If you’ve been searching for coin errors and varieties, you’re not alone—most collectors (and pocket-change hunters) mix the two up at first. That confusion can be expensive: it leads to paying “error coin” prices for damaged coins, missing real die varieties hiding in plain sight, or submitting the wrong thing for attribution and grading. This […]
1987 D Over D Penny Value and Identification Guide (FS-501)
The 1987 D over D penny is a recognized repunched mint mark variety, not just a random damaged cent with a funny-looking mintmark. In collector language, this coin is the 1987-D/D Lincoln cent FS-501, and Variety Vista cross-references it as 1987-D RPM-003, D/D North. PCGS also recognizes it under the FS-501 attribution. That matters because […]
How to Tell If You Have a Doubled Die Penny
If you’re researching how to tell if you have a doubled die penny, start with one goal: separate true doubled-die doubling from common lookalikes. In other words, you want to confirm that the doubling happened on the die, not during the strike or after the coin left the Mint. Fortunately, you can do this quickly. […]


