^Lot 240 MEXICO, Mexico City, clump of one cob 4 reales in chunk of coral, Philip IV, assayer not visible.

MEXICO, Mexico City, clump of one cob 4 reales in chunk of coral, Philip IV, assayer not visible. KM-38; Cal-Type 275. 31.29 grams total. Roughly 1¾" x 1" x 1¾". Neat piece with a corroded yet solid coin with cross side facing out on a chunk of porous white coral. With original certificate from Captain Tracy Bowden through his contract with the Dominican Republic. Recovered from: Concepción, sunk in 1641 off Hispaniola