Watch List notes:

Potosi, Bolivia, cob 2 reales, Philip III, assayer C (rare), Grade 1. S-P16; KM-8. 6.29 grams. Good full cross, full but lightly corroded shield with bold P-C to left (attributed to Q on tag and certificate), typically silvery. With Fisher tag and certificate #94A-5025. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $800-1200