Watch List notes:

Mexico City, Mexico, 4 reales, Charles-Joanna, "Early Series," assayer G at bottom between pillars, left-leaning panel, M/F (previous assayer) to left of shield (oM/Fo-oMo), very rare. Nesmith-Unlisted; CT-69 type; S-M2. 13.26 grams. Very rare overstrike to create end of shield side legend which is a die match to Assayer F and Assayer P coinage. Superb full legends on large planchet, UNC details with minimal surface corrosion, clear M/F, very light toning all over.
($4000-6000)