Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer A to left, mintmark M to right (A-M), NGC XF 45 (Shipwreck Blue Label). Nesmith-62a; Cal-132; S-M6; KM-18. 12.80 grams. Broad flan with sharp full details on both sides (no flatness or doubling), attractively gray toned, virtually corrosion-free. Recovered from: "Golden Fleece wreck," sunk ca. 1550 in the Northern Caribbean


Estimate: 600 - 900 USD