Gatito Bandito said:greedy Kobold said:bullion version should be more available.
it says they mintage 150 000
Those are the 2006's.
1/4-oz 999 Au 2015 = up to 500K mintage
(Same as 1-oz 999 Ag)
for some reason the 2006's show up, if you click the link from "Release prices" page.
the mintage is decent.
However, for a rare semi-numi items, I'd choose something like "Red Data Book" series, the design is good, silver should be not so expensive and, finally, there is a chance that animals portrayed can become extinct...
i.e.

I hope these are still obtainable :|
or
