Watch List notes:

Potosi, Bolivia, cob 8 reales, Philip II, assayer not visible (5th-period B), borders of x's on both sides, Grade 3. S-P14; KM-4.2 for type. 22.71 grams. Silvery and lightly struck, with some corrosion near edge on both sides. With Fisher tag and certificate 85A-129849. From: Atocha, sunk in 1622 west of Key West, Florida
($350-500)