Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer G to right, mintmark M to left (M-G). Nesmith-50a type; CT-81; S-M5. 13.65 grams. CH variety. Richly toned AU, broad flan with full legends and choice inner details, no corrosion but possibly salvaged. NGC #3351341-007. With NGC tag #3351341-007 showing grade of AU 55.
($600-900)