Must have been cg, because I wasn't there.
Seriously, I wonder who bought it. Because it is somewhat awkward to transport, and the design is maybe not worth having it in that large.
EDIT: Oh, there we go:
EDIT2: BTW, the weight of that coin is not some rubbish like 16 stone or 220lbs as indicated in the article. It is beautiful 100,000.00 Gramm, or 100.00000 kg.
Metric system. What else?
Here is how it's been made:
From: