Yes doesn't looking like a missing clad error but rather environmental toning. You could also confirm for yourself by weighing this and comparing to the mint specs. If it is within or near to being right, then it is not missing a clad layer.
"If you climb a good tree, you get a push."
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz
-----Ghanaian proverb
"The danger we all now face is distinguishing between what is authentic and what is performed."
-----King Adz





















