^Lot 424 BOLIVIA, Potosí, cob 4 reales, 1653 E, denomination retrograde 4, NGC VF details / sea salvaged (Shi

BOLIVIA, Potosí, cob 4 reales, 1653 E, denomination retrograde 4, NGC VF details / sea salvaged (Shipwreck Blue Label). S-P37a; KM-18; Cal-1116. 10.66 grams. Squarish flan with bold date, full but off-center pillars-and-waves with bold date and clear retrograde-4 denomination, POTOSI in legend, nearly full cross (also off-center), nicely toned and only lightly corroded. With original Herman Moro certificate. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador
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