Watch List notes:

Potosi, Bolivia, cob 8 reales, (16)18(T), Grade 2, rare low serial number. S-P21; KM-10. 24.51 grams. Bold 8 of date, good full shield with moderate corrosion, full but off-center cross with weak spots but no corrosion on that side, very solid overall. With Fisher certificate #100005. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $400 - 600