Watch List notes:

Mexico City, Mexico, cob 4 reales, Philip III, assayer not visible, Grade 3. KM-37.2. 10.54 grams. Broad flan, toned all over but moderately corroded, with nearly full shield and cross. With Fisher tag and certificate 85A-208120. From: Atocha, sunk in 1622 west of Key West, Florida
($350-500)