~~~ would know if another denomination from this series exists... especially knowing how passionate they are concerning our hobby and not missing one detail, anywhere.

Anyway, I have this only example since 1992, which I bought at the ANA, and it's available to balance a trade.

What you see in the center is a high-relief, embossed metal disk and, the chip is 46 mm.
ChipGuide image (this image was posted here prior to being submitted to the guide).


Whatever was in ChipGuide has been replaced with my example, yesterday.