Potosi, Bolivia, cob 4 reales, Philip II, assayer B, Grade 1. KM-4.2. 11.92 grams. Superb full cross-lions-castles with 100% complete tressure, also choice full shield, nicely toned, minimal surface corrosion. With Fisher tag and photo-certificate #7837. Recovered from: Santa Margarita, sunk in 1622 west of Key West, Florida
($500-750)