Potosi, Bolivia, cob 8 reales 1656 E, PH at top. S-P37a; KM-21; Cal-1513. 20.37 grams. Broad flan but thin from corrosion, with nice crown above nearly full pillars-and-waves, full cross-lions-castles, two dates, toned in crevices. From: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador
($200-300)