Watch List notes:

Potosi, Bolivia, cob 2 reales, Philip II, assayer B (1st period, "Lima style"), Grade 1. S-P4; KM-3.2; Cal-370. 5.11 grams. Broad flan with choice full cross and decent full shield (both finely detailed), much legend and crown, thin from corrosion but with nice toning. With Fisher tag and photo-certificate 85A-237317. From: Atocha, sunk in 1622 west of Key West, Florida
($1000-1500)