And no rainbow, either Your full slab shot looks better than the originals, but still not great. Definitely not original skin.
Does not look AU, and certainly does not look straight graded. I would have said VF 30 harshly cleaned. Don’t know what NGC was looking at.
They were nice enough. I like them. I get some coins through a dealer in our town. I'm not too knowledgeable about coins. If I find a coin that I like, I buy it. I've found several coins or sets in a jewelry store, and Pawn shops. Most owners don't try to take anything from them.