Currency of Uruguay this period, but copper coins of the same design, denomination, and weight as those of 1854–1855 were minted at Lyon, with the date 1857: 5c (0·576 million), 20c (0·576 million), 40c (1·08 million). Doblón de oro = 10 Pesos plata = 1000 Centésimos (1863–1868) Peso = 100 Centésimos The National Currency Decree of 23 June 1862 (with effect from 1 January 1863) made the gold doblón and the silver peso the national currency ("moneda nacional"). It defined the doblón de oro (which replaced the onza de oro) as weighing 16·97 g, 0·917 fine (one gold peso equivalent to 1556·149 mg
Gold standard can be removed. Commodity money retains its value despite what may happen to the monetary authority. After the fall of South Vietnam, many refugees carried their wealth to the West in gold after the national currency became worthless. Under commodity standards currency itself has no intrinsic value, but is accepted by traders because it can be redeemed any time for the equivalent specie. A US silver certificate, for example, could be redeemed for an actual piece of silver. Representative money and the gold standard protect citizens from hyperinflation and other abuses of monetary policy, as were seen in some countries