Looks like someone gave it a good hit with a hammer. But the fact that it's round suggests maybe it was worn down, ground with something. Could be aliens at work.
📋 Item Submitted
1973 penny, edge of coin looks a little thin. Front of it is concave. Back side looks lightly blistered. Perfectly round.
M
Marc's Expert Appraisal
ANA-Certified Numismatist · Hudson Valley Numismatics
Similar Appraisals
1964 penny no mint mark And it looks like there is a couple of…
Mint is Philly. Flaws are damage. Spend.
1999 D penny, I think has errors on reverse side. 1917 no mint penny,…
Suggest you read our submission criteria and tutorials.
1992 penny with many errors
Oh so manynot.