MEXICO. 4 Escudos, 1786-FM/FF. Charles III (1759-88). NGC AU-53.Fr-34; KM-142.2a; Cal-Type 41 #344. Single finest graded at NGC, none at PCGS. Good strike with clear over-assayer, always a favorite for the variety specialist. Attractive dark orange toning in peripheral legends. No distracting marks. Good strike with solid luster an excellent example for the date or type collector.NGC AU-53.