Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer L to left, mintmark M to right (L-M). Nesmith-82; CT-86; S-M9. 13.12 grams. Choice bold inner details (pillars and shield) and much legend, XF overall despite very light surface corrosion as from unspecified salvage.

Estimate: $200-300