Watch List notes:

Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 1, with tag but certificate missing. KM-9. 12.46 grams. Choice full shield, cruder full cross, light to moderate edge-corrosion, rich toning with tinges of copper. With original Fisher tag #8868. Recovered from: Santa Margarita, sunk in 1622 west of Key West, Florida
($350-500)