10 Reales - George III Nickel-Silver

Gibraltar's 10 Reales denomination is a deliberate historical callback to the Spanish silver coinage that circulated on the Rock during the long transitional period following Britain's acquisition under the 1713 Treaty of Utrecht, when Spanish money remained the practical medium of exchange for the local population long after the political transfer. The reales denomination itself had no official standing in British Gibraltar — invoking it in the twenty-first century is an act of numismatic nostalgia rather than monetary policy.

George III's connection to Gibraltar is anchored most concretely in the Great Siege of 1779–1783, which his government successfully defended against Spanish and French forces at enormous cost.