1 Dollar - Elizabeth II 4th portrait

The Eastern Caribbean Central Bank serves eight territories simultaneously — Antigua and Barbuda, Dominica, Grenada, St. Kitts and Nevis, St. Lucia, St. Vincent and the Grenadines, Anguilla, and Montserrat — making it one of the few currency unions operating across sovereign nations and British Overseas Territories at once. The switch to nickel plated steel from the earlier cupro-nickel composition reflected a broader regional cost-cutting response to rising base metal prices that pushed several Caribbean monetary authorities to reformulate their circulating coinage in the early 2010s.