Watch List notes:

Potosi, Bolivia, cob 2 reales, 1618T, Grade 2. S-P21; KM-8; CT-357. 6.67 grams. Excellent full shield and cross, bold date, no corrosion, lightly toned. Pedigreed to the Classics collection, with Fisher tag and certificate #106828. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $800-1200