Mexico City, Mexico, 4 reales, Charles-Joanna, "Early Series," assayer P to right, mintmark M to left (oMo-oPo), encapsulated NGC AU 50. Nesmith-26 for type/26a typeS-M4; CT-74. 13.2 grams. Toned over muted luster, full details except for parts of legend. ($1250-2000)