Potosi, Bolivia, cob 8 reales, Philip III, assayer T, quadrants of cross transposed, Grade 1.S-P21; KM-10; Cal-Type 165.26.22 grams.Brightly polished but solid and virtually uncorroded, with 16 of date and top of assayer visible (not mentioned on certificate), full cross and excellent full shield.With Fisher tag and photo-certificate #85A-212708. From: Atocha, sunk in 1622 west of Key West, Florida
($700-1000)