Mexico City, Mexico, cob 8 reales, 162? D. S-M18a; KM-45. 25.89 grams. Silvery coin with strong partial shield and cross, bold oMD and partial date though last digit is uncertain, thin natural edge-crack. Recovered from: "Lucayan Beach Wreck," sunk ca. 1628 off Grand Bahama Island
Estimate: 200 - 300 USD