Mexico City, Mexico, cob 8 reales, 1624/3 D. S-M18a; KM-45; Cal-1302. 26.63 grams. Very nice shield and cross (both nearly full), full denomination 8, typically unevenly thick flan, clear final digit of date (possibly 4/3/2). Recovered from: "Lucayan Beach Wreck," sunk ca. 1628 off Grand Bahama Island
Estimate: 250 - 375 USD