Watch List notes:

Potosi, Bolivia, cob 2 reales, 1618PAL, Grade 1, rare. S-P20; KM-8. 6.66 grams. Bold full date, clear P-RL (small), denomination O-ii, nice full shield and cross-lions-castles, no corrosion at all. With Fisher/Sinclair photo-certificate #CH4-21-41216. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $700 - 1000