Watch List notes:

Mexico City, Mexico, cob 4 reales, (1)671G, rare. S-M20; KM-unl (39 for type). 12.67 grams. Trace of date in legend above full oMG, with just the very bottoms of the digits (enough to see the slant of the 7 and the relative straightness of the 1) confusingly followed by a big, ornamental dot, most of cross but rest of coin crude and weak, lightly toned AVG.
($100-150)