Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 2 (certificate missing), ex-Hebert. KM-9. 10.95 grams. Nice full shield and cross on a broad flan with corrosion around edge, nicely toned. Pedigreed to the Hebert collection, with Fisher/Miguel tag #H-1285 (certificate missing).Recovered from: Atocha, sunk in 1622 west of Key West, Florida
($350-$500)