Mexico City, Mexico, 4 reales, Charles-Joanna, "Early Series," assayer G at bottom between pillars. 12.39 grams. Darkly toned all over, with full details in AU grade despite very light surface granularity, well centered and devoid of doubling. Recovered from: "Golden Fleece wreck," sunk ca. 1550 in the northern Caribbean
Estimate: $1000 - 1500