Catalog
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| Issuer | Banco Central de Costa Rica |
|---|---|
| Year | 1983-1989 |
| Type | Log in to see details |
| Value | Log in to see details |
| Currency | Log in to see details |
| Composition | Log in to see details |
| Weight | Log in to see details |
| Diameter | Log in to see details |
| Thickness | Log in to see details |
| Shape | Round |
| Technique | Log in to see details |
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| Engraver(s) | Log in to see details |
| In circulation to | Log in to see details |
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| Obverse description | Log in to see details |
|---|---|
| Obverse script | Latin |
| Obverse lettering | Log in to see details |
| Reverse description | Log in to see details |
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| Reverse lettering | Log in to see details |
| Edge | Reeded |
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| Mintage | Log in to see details |
| Additional information |
Costa Rica's aluminum coinage of this period was a direct response to chronic metal cost pressures that had made bronze and brass flans economically untenable by the early 1980s. The switch to aluminum was part of a broader austerity-driven retooling of the circulating series, coinciding with the debt crisis that forced Costa Rica into IMF restructuring in 1981 — the first Latin American nation to formally default in that cycle.
The KM#188 series spans three distinct size variants; this third subtype is the smallest, introduced as the centime's purchasing power continued to erode through the decade.