Watch List notes:

Mexico City, Mexico, cob 8 reales, Philip IV, assayer D, with original Spink box and carton from 1960s promotion. S-M18a; KM-45. 24.31 grams. Bold assayer, full cross and nearly full shield, deeply toned, not much corrosion, somewhat rare with original promotional material (including the seldom-seen outer carton). Recovered from: "Lucayan Beach wreck," sunk ca. 1628 off Grand Bahama Island

Estimate: $200 - 300