I've only seen a few of these San Antonios and always D mint, but today when I looked through my pocket full of change, I noticed one, flipped it, and it was the W! Never expected to find anything in pocket change It's in good shape with a few nicks, but satiny fields and nothing major.
Probably a 64, you can see a couple of light hits and a good one on the rim of each side. That said, I am not a grader at ALL, and am frequently surprised