There are brilliant, reverse and matte finished proofs. You’ll have to narrow down what you are asking. Mainly the coin and date.
This site is way to confusing your rite make no don't make no sense just wanted to know what the field was supposed to look like its been. good. NOT. Later by
what was the question about the field ? Is your coin a proof ? the fields would be shiny and reflective.
It's a proof, it may have some toning which is dulling the fields, and photographing through the plastic of the 2X2 doesn't help.