Watch List notes:

Mexico City, Mexico, cob 1 real, Philip III, assayer not visible, Grade 1. KM-27.2. 3.25 grams. Full cross and shield, no corrosion at all, rare denomination for this wreck. With Fisher certificate #95A-0481. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $500