Watch List notes:

Potosi, Bolivia, cob 2 reales, Philip III, assayer M, Grade 1. S-P18; KM-8; Cal-628. 6.06 grams. Good full shield and crown and cross despite light corrosion (mostly around edge), broad flan with some legend, toned in crevices. With Fisher tag and photo-certificate 217273. From: Atocha, sunk in 1622 west of Key West, Florida
($750-1100)