Watch List notes:

Mexico City, Mexico, cob 8 reales, Philip IV, assayer D, ex-Spink. S-M18a; KM-45; Cal-Type 319. 26.80 grams, the box 3-1/4" x 2-1/2" x 3/4". Choice specimen, fully round and solid (no corrosion), with bold full cross and shield, bold full assayer D, most of denomination 8, some peripheral flatness, darkly toned all over. With small Spink certificate and original promotional clamshell box from the 1960s. From: "Lucayan Beach wreck," sunk ca. 1628 off Grand Bahama Island
($250-375)