Watch List notes:

Mexico City, Mexico, 1 real, Charles-Joanna, "Late Series," assayer A to right, mintmark oM to left (oM-A). Nesmith-64 type; CT-137; S-M6. 3.17 grams. Deeply rainbow-toned XF with full legends and inner details, old scratches on pillars, rare mintmark for this denomination under this assayer.

Estimate: $500-750