1 Cent Pattern

Pattern coinage for French Indochina was typically produced at the Paris Mint, where striking trials in alternative metals allowed colonial administrators to weigh cost against durability before committing to a production run. Zinc was an attractive option on paper — cheap and abundant — but proved chronically brittle in tropical humidity, which likely explains why this composition never advanced beyond pattern status for the one cent denomination.

KM#E5 survives in very small numbers, as is expected of any essai that was rejected outright rather than approved with revisions.