MEXICO. Nonet of Chopmarked 8 Reales (9 Pieces), 1791-1809. Mexico City Mint. Charles IV to Ferdinand VII. Average Grade: VERY GOOD Details. This great grouping presents well worn and handled specimens each featuring a number of chopmarks. Mostly emanating from the reign of Charles IV (with one issued at the outset of the reign of Ferdinand VII), the dates included are 1791, 1794, 1795 (2), 1797, 1802, 1805, 1806, and 1809. SOLD AS IS/NO RETURNS. An excellent study group for the academic on a budget looking to expand their appreciation of circulating money and the vast geographic distance many Spanish Colonial issues traveled in commerce. From the Naples Bay Collection.