Potosi, Bolivia, cob 4 reales, Philip III, assayer not visible, Grade 4, with partially hand-signed certificate from 1982. KM-9. 5.93 grams. Thin from saltwater corrosion, dark surfaces with some shield and cross detail, neat provenance to the State of Florida holdings returned to the salvors. With original Fisher tag and certificate SR308 from 1982, hand-signed by Leah L. Miguel. Recovered from: Atocha, sunk in 1622 west of Key West, Florida
Estimate: 350 - 500 USD