Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip II, assayer M (large) to left, rare, ex-Stallard. S-P2; KM-4.2; Cal-520. 12.32 grams. Typically broad, round flan with well-detailed full shield and cross-lions-castles, also full crown and some legend, the P-M to left bold, Fine with hole at top of cross, some spots of corrosion, toned in crevices. Pedigreed to the Barry Stallard collection.
($250-375)