Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer G to right, mintmark M to left (M-G), king's name as CHAROLVS, NGC AU 58. Nesmith-50f type; Cal-125; S-M5; KM-18. 13.57 grams. Well struck on a broad flan with complete legends, an early issue from this assayer with the king's name as CHAROLVS, pillars-side legend ending in a trefoil or flower, which is very rare and only from this assayer, probably from the "Golden Fleece wreck" (ca. 1550). NGC #6448110-030. Pedigreed to the Clyde Hubbard Collection of Mexican Charles-Joanna Coinage (stated on label). Accompanied by original tag or holder from Clyde Hubbard.
($700-1000)