Watch List notes:

Potosi, Bolivia, cob 8 reales, 1652E, 1-PH-6 at top, post-transitional (Transitional Type VIII/B). S-P37a; KM-21; CT-434. 23.87 grams. Solid coin with minimal surface corrosion, deep toning and sediment on fields setting off the bold details, which include full pillars-and-waves, doubled cross, three dates, peripheral flatness. Pedigreed to the Rob McClung collection. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador

Estimate: $250 - 375