Potosi, Bolivia, cob 8 reales, 1653 E, 1-PH-6 at top. S-P37a; KM-21; Cal-1502. 21.35 grams. Somewhat thin from corrosion but with good full cross-lions-castles and pillars-and-waves, one choice crown, three dates, dusty surfaces. From: Capitana, sunk in 1654 off Chanduy, Ecuador
($200-300)