Watch List notes:

Potosi, Bolivia, cob 2 reales, (1)618PAL, rare, ex-Concepcion (1641), ex-Rudman. S-P20; KM-8. 6.27 grams. Most of date and assayer, full but partially flat shield and cross, localized surface corrosion (otherwise Fine), deeply toned. From the Concepcion (1641), and pedigreed to the Isaac Rudman collection.
($250-375)