Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Early Series," assayer P to left, mintmark M to right (oPo-oMo, dotted circles), encapsulated NGC XF 45, very rare, ex-Rudman. Nesmith-21 (no examples known to Nesmith); S-M4; CT-77. 13.6 grams. Choice full details on both sides and with lovely, rich toning all over, a very desirable (and very rare) example of early assayer P. Pedigreed to the Isaac Rudman collection (as stated inside the slab) and to the Vico auction of March 1999 (lot #234). ($1500-2250)