Watch List notes:

Potosi, Bolivia, cob 2 reales, 1618PAL, Grade 1, rare. S-P20; KM-8. 6.39 grams. Incredibly choice full shield and cross and date and assayer, nicely toned, no corrosion, really as good as you can get for this rare issue. With Fisher certificate #177265. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $750