500 Francs Four-leaf clover

The Bank of Central African States issues coinage on behalf of six member nations — Cameroon, Central African Republic, Chad, Republic of the Congo, Equatorial Guinea, and Gabon — under a monetary union that dates to the CFA franc zone established after independence from France in the early 1960s. Collector issues like this one are minted outside the region entirely, typically contracted to European private mints, and bear no relationship to circulating currency used in those economies.

KM#73 is a numismatic novelty issue with no circulation mandate behind it.