Watch List notes:

Potosi, Bolivia, cob 8 reales, 1651E, with crowned-•F• countermark on shield. S-P36; KM-19b; CT-511. 20.88 grams. Full and bold date outside good full cross, choice and well-detailed full shield and two assayers, the countermark nearly off the flan (unusual for this countermark), attractively toned all over but a bit thin from corrosion. Pedigreed to the Rob McClung collection. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador

Estimate: $350