Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer not visible, Grade 3. KM-10. 20.84 grams. Nice full cross, weaker shield, moderately corroded and somewhat brown-toned in crevices. With Fisher tag and photo-certificate #96A-15775-1. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $300-450