Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer O to right, mintmark oM to left. Nesmith-110b; S-M10; KM-18; CT-88. 12.71 grams. XF details but lightly corroded (and darkly toned) all over as from unspecified salvage, bold full inner details and nearly full legends, with slight doubling that makes the assayer look a little like an S (belied by style).

Estimate: $250