Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip IV, assayer P/T (ca. 1628). S-P25; KM-19a. 26.85 grams. Good full shield and cross, clear P-P with certain P/T assayer, richly toned, no corrosion. With certificate stamped by the presidential Commission of Underwater Archeology of the Dominican Republic. Concepcion, sunk in 1641 off Hispaniola

Estimate: $150-225