Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Late Series," assayer O/L to left, mintmark oM to right (O/L-oM), very rare, NGC AU 55. Nesmith-106 type; Cal-unl; S-M10; KM-18. 13.65 grams. Very clearly O/L, a variety not unknown to Nesmith but rarely seen. Bold strike on a broad flan with nice toning, slightly off-center. NGC #6448147-036. Pedigreed to the Clyde Hubbard Collection of Mexican Charles-Joanna Coinage (stated on label). Accompanied by original tag or holder from Clyde Hubbard.
($600-900)