Watch List notes:

Potosi, Bolivia, cob 8 reales, 1620 T, Grade 1. S-P21; KM-10; Cal-929. 26.92 grams. Bold full shield with clear P+T to left, choice bold Zo (20) of date preceded by [YN]DY[AR]VN REX around full but slightly doubled cross, no corrosion (full weight) but unevenly thick. With Fisher tag and certificate 85A-208996, pedigreed to the RWB Reference Collection of Atocha dated cobs. Recovered from: Atocha, sunk in 1622 west of Key West, Florida


Estimate: 1750 - 2500 USD