Seeing something and having it REALLY sharp can be the difference between $0.01 and $10.00
Worth a try, wish you luck. Things to try...acetone and xylene have been mentioned, they would dissolve any organic residue. Water is always...
Know that grading (in its finer points) is difficult even with excellent photos.
https://www.technobezz.com/5-ways-fix-iphone-camera-wont-focus/
What a lot of people on here have said is that if you can't understand how it could have come about in the minting process....it probably didn't....
If the surface of a coin is pitted, by whatever means or method, the coin probably will never look good and all you can do is to call attention to...
And the rims...
We can also talk about luster if you wish...
Nah, that would look better.
I'm sure he did too.
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