Watch List notes:

Mexico City, Mexico, cob 4 reales, (16)24/3/2D, rare. S-M18a; KM-unl (38 for type). 13.30 grams. Crude but certain date, nice full shield and cross, very solid and uncorroded flan with toning in crevices. Recovered from: "Lucayan Beach wreck," sunk ca. 1628 off Grand Bahama Island
($300-450)