Mexico City, Mexico, cob 8 reales, Philip IV, assayer D. S-M18a; KM-45. 27.10 grams. Solid and uncorroded flan with bold oMD and denomination 8 flanking a nearly full shield, the cross also nearly full with flat area at bottom left, flat peripheries on both sides, mostly deeply toned. Recovered from: "Lucayan Beach wreck," sunk ca. 1628 off Grand Bahama Island.
Estimate: $200 - $300