Watch List notes:

Mexico City, Mexico, cob 8 reales, 1639P. S-M19; KM-45; CT-334. 21.15 grams. Full and bold date and oM, nearly full cross, moderate surface corrosion and typical flat areas, deeply toned. With generic certificate from the salvagers. Recovered from: Concepcion, sunk in 1641 off Hispaniola

Estimate: $250-375