Currency of Uruguay and fineness was retained, but the denomination was changed to "peso fuerte", with proposed coins of 1/8, 1/4, 1/2, and 1 peso fuerte in silver, and 2, 4, 8, and 16 pesos fuertes in gold. Uruguay's first postage stamps appeared in October 1856 for use on mail coach routes operated by Anastasio Lapido; the denominations were 60 and 80 centavos and 1 real (= 120 centavos). A second series followed in March 1858 in denominations of 120, 180, and 240 centavos (centésimos). Regular government stamps appeared in July 1859 in denominations of 60, 80, 100, 120, 180, and 240 centésimos.
Currency money Currency money Currency money is money in full circulation that takes its value from the precious metal it contains, that is, its market value is (almost) the value of the metal it contains (apart from the Seigniorage or the minters' profit), though this is always overcompensated for in coins and banknotes from a country undergoing debasement. Currency money is usually made of silver or gold, but in very rare cases plated metal and even copper may be used. Currency money is commodity money, as opposed to coins whose metal value is less than their nominal value, paper money, and deposit