Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer L to left, mintmark M to right. Nesmith-82; CT-86; S-M9. 11.16 grams. Typically "puffy" brown surfaces (unconserved) with full inner details and much legend, some black spots. Recovered from: Spanish 1554 Fleet off Padre Island, Texas
($200-300)