Watch List notes:

Potosi, Bolivia, cob 8 reales, 1618 PAL, Grade 3, rare. S-P20; KM-10; Cal-922. 15.78 grams. Broad thin flan, good full shield and cross despite moderate to heavy corrosion, fairly clear assayer and "ANO D 18" due to doubling, silvery in color. With Fisher tag and certificate 85A-171424. From: Atocha, sunk in 1622 west of Key West, Florida
($500-750)