Potosi, Bolivia, cob 8 reales, Philip II, assayer B (5th period), borders of x's on both sides, Grade 2. S-P14; KM-4.2 for type. 26.49 grams. Choice round flan with practically no corrosion, nicely toned in crevices, bold full shield and cross-and-tressure, full P-B, clear borders of x's. With Fisher tag and photo-certificate 85A-198358. From: Atocha, sunk in 1622 west of Key West, Florida
($1500-2250)