Potosi, Bolivia, cob 8 reales, Philip II, assayer B (5th period), Grade 1. S-P14. 25.79 grams. Solid and mostly uncorroded, with full shield and cross and P-B, streaks of dark toning. With Fisher certificate #260884. Recovered from: Atocha, sunk in 1622 west of Key West, Florida (Estimate: $500 - 750)