Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 5. KM-9. 7.19 grams. Heavily corroded, with just faint traces of shield and cross remaining. With Fisher tag and certificate #00M-57183. Recovered from: Santa Margarita, sunk in 1622 west of Key West, Florida
(125 - 200 USD)