Watch List notes:

Lima, Peru, cob 4 reales, Philip II, assayer X to right of shield, very rare. S-L3; KM-9; CT-495. 5.45 grams. Broad flan with nearly full and very sharp UNC details despite light surface corrosion, nicely toned, clear P-X to right (slightly doubled). Interestingly, in this denomination plain X is much rarer than over-assayer oD/X.
(1000 - 2000 USD)