Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer L to right, mintmark M to left (M-L). Nesmith-86; S-M9; CT-84. 13.34 grams. Broad-flan XF with full details, darkly toned as probably salvaged from the "Golden Fleece wreck" (ca. 1550). ($500-750)