Mexico City, Mexico, cob 8 reales, Philip IV, assayer P (ca. 1650). S-M19; KM-45. 17.49 grams. Moderately to heavily corroded all over but with bold full shield and cross nonetheless, full oMP, toned fields. With original Marex tag and photo-certificate #91-8R-4176. Recovered from: Maravillas, sunk in 1656 off Grand Bahama Island (Estimate: $100 - 150)