Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer G to right, mintmark M to left (M-G), NGC AU details / saltwater damage. Nesmith-50f; Cal-127; S-M5; KM-18. 12.48 grams. Unusual variety with flower designs instead of dots for some stops in the legend, broad flan with choice full interior details, full legends with trace of corrosion around edge, lustrous and richly toned. From: "Golden Fleece wreck," sunk ca. 1550 in the Northern Caribbean
($600-900)