Potosi, Bolivia, cob 8 reales, 16(17)M, Grade-2 quality but Grade 3 on certificate. S-P19; KM-10; CT-129. 26.15 grams. Full and well-detailed cross-lions-castles and shield (the latter slightly doubled), bold assayer, clear AD 161 of date, minimal corrosion. With Fisher/Miguel certificate #TM1330. Recovered from: Atocha, sunk in 1622 west of Key West, Florida (Estimate: $300 - 450)