You can see the blurriness in the "before" picture in front of the face where it was photoshoped or recolored.
Now that I look at it more, the first photo has a cracked skull, the second one does not, I think Gary is on to something with it being a switched coin.
I just had the same problem with another seller where my coin got switched, it went into a drawn out battle and I lost but did learn some valuable lessons- No mater how much they beg, do not lift the paypal dispute until you are satisfied. Do not leave feedback until you throughly look at the coin.
ebay dispute is worthless, hit them with the paypal dispute and lock up the account.