Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip III, assayer not visible, Grade 3. KM-10. 18.96 grams. Nearly full and well-detailed shield and cross despite some heavy corrosion near edge, toned in crevices plus one dark spot on reverse. With original Fisher photo-certificate 3147 from 1982. From: Santa Margarita, sunk in 1622 west of Key West, Florida
($300-450)