Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip II, assayer B (early 3rd period). S-P10; KM-4.2. 13.61 grams. Superb full shield with full P-B to left and denomination o-IIII to right, most of crown, full but doubled cross, XF with nice toning in crevices.

Estimate: $200