Original 1947 mintage; millions of additional 1947-dated restrikes were produced from 1949 onward and trade as bullion.
A mexican 50 pesos "centenario" contains 90.0% gold, 10.0% copper at 41.6667 g gross weight. Melt value tracks live spot prices; collector value depends on grade. Value your 1947-Mo in the workspace
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