500 Francs Aquarius

Cameroon's CFA franc is issued under the authority of the BEAC — the central bank shared across six Central African states — which means Cameroon itself has no independent monetary authority to authorize commemorative coinage. These silver issues are instead produced under licensing arrangements with private minting companies, typically European, targeting the collector market entirely. No example of this type ever circulated in Cameroon.

The Aquarius piece is part of a zodiac series, a format that has dominated the licensed commemorative market since the early 2010s and now numbers in the hundreds of distinct issues across dozens of nominal issuing states.