Watch List notes:

Mexico City, Mexico, cob 1 real, Philip II, assayer F below mintmark 8-M (instead of oM) to left, quadrants of cross transposed, rare. 3.42 grams. Choice full shield and cross with lions and castles transposed, clear mintmark-assayer with 8 for o, first example we have seen with these two errors, AU-, starting to tone.

Estimate: $100 - 150