Watch List notes:

Potosi, Bolivia, cob 8 reales, 1620 T, Grade 1. S-P21; KM-10; Cal-929. 26.93 grams. Excellent full shield and cross and most of crown, bold date as 16ZOO due to doubling; choice full weight (no corrosion). With Fisher tag and certificate 85A-213467, 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