Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer Q, Grade 1. S-P17; KM-10; Cal-916. 23.11 grams. Nicely toned, with good full cross and shield (the latter slightly doubled at bottom), bold full assayer Q, minor corrosion around edge, large edge-crack. With Fisher certificate 161749. From: Atocha, sunk in 1622 west of Key West, Florida
($600-900)