5 Cents

Suriname's switch to copper-plated steel for this denomination came as part of a broader monetary restructuring response to the country's prolonged economic crisis of the 1980s, during which inflation and foreign exchange shortages made the cost of alloy coinage increasingly untenable. The transition away from nickel-brass was a fiscal decision as much as a metallurgical one.

KM#12.1b spans an unusually long production window — over three decades — with several years showing no issues at all, reflecting the intermittent demand and irregular striking schedules typical of small Caribbean and South American central banks managing tight reserves.