I can't help you with the mint mark but the images make the coin look like the surfaces are not original. It is hard for me to put my finger on it and it could possibly be the scan.
If I were looking for an uncirculated example, I would try to hold out for one with better pictures. But if the price is right...
If I were looking for an uncirculated example, I would try to hold out for one with better pictures. But if the price is right...




















