G015 rare COLOMBIA. over date 1773/2-JS 8 Escudos. Popayan mint. Carlos III (1759-1788). KM-50.2, Restrepo M73.6. PCGS AU-58. PCGS only graded one coin which is this coin. I did not find NGC graded any. Catalog (2009) price for XF is $1900, no price for overdate and no price for AU and above. If you collect early Colombia gold coin you really don't want to miss this coin. This coin last time on market was in 1980. Once it sells you will not be able to find another one. 

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No Return for any graded coin.