Currency of Uruguay fine gold), and equal to 10 silver pesos, each of 25·48 g, 0·917 fine (23·365 g fine silver), giving a silver:gold ratio of 15:1. The peso was revalued to 100 centésimos, with 1 new centésimo equal to 10 old centésimos de real, the new currency being known as "Sistema centesimal" (as opposed to the old "Sistema real"). The National Currency Decree declared that until a national coinage could be minted, foreign silver and gold coins should continue to circulate at their then current values (adjusted to conform to this decree), A number of foreign coins (and their multiples and fractions)
Global silver trade from the 16th to 18th centuries to coins in the early period of the Ming Dynasty. The Ming paper currency eventually failed due to self-imposed inflation along with an inability to stop the production of counterfeit bills. The Ming attempted to produce copper coins as a new form of currency, but production was inconsistent. Hence silver became of high value because it was a valid currency that could be processed abroad. The bimetallic ratio of silver to gold was about two to one, which meant that European and Japanese merchants made a large amount of profit. In the 1640s, the bimetallic ratios in China converged with