Watch List notes:

Potosi, Bolivia, cob 4 reales, 1653E, dot-PH-dot at top. S-P37a; KM-18; CT-740. 12.75 grams. Choice full pillars-and-waves and cross-lions-castles, deeply toned and well detailed, with three dates and mintmarks, no surface corrosion but possibly with small part of edge lost. Pedigreed to the Rob McClung collection. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador

Estimate: $250 - 375