Watch List notes:

Potosi, Bolivia, cob 8 reales, 16(17)M, Grade 1. S-P19; KM-10 ;CT-129. 26.40 grams. Broad, corrosion-free flan with full but partially weak cross and shield and crown, bold (A)NO.1(617), light orange toning on fields. With Fisher/Sinclair certificate #209256. Recovered from: Atocha, sunk in 1622 west of Key West, Florida

Estimate: $500 - 750