placed in after drilling it out. The token is most likely the same diameter as a standard $1 token, but is much thinner. Another odd thing is that one side of the token is mirrored silver and the other side is surfaced with a different finish. The raised portions of the token & raised circles at the exposed edges are gold-toned & look nice against the silver background.

Steve Bedo

Here's the side with the "surfacing" of the silver:

And the other side where the silver background is highly-polished:

Like the auction says, it's probably just a prototype. I can't seem to locate a $5 Dunes token that even resembles the metal token.