Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer O to left, mintmark oM to right (O-oM), NGC AU 58, finest known in NGC census, ex-Rudman (stated on label). Nesmith-106 type; CT-89; S-M10. 13.8 grams. Super-broad flan with full details, bright white surfaces (no toning), absolutely exceptional quality for this assayer. Pedigreed to the Isaac Rudman collection. NGC #2789249-022.
(350 - 500 USD)