Watch List notes:

Potosi, Bolivia, cob 8 reales, 1679C.S-P38; KM-26; Cal-714.18.70 grams.Good full cross, bold pillars-and-waves, two assayers, nicely contrasting toning, just typically worn and corroded.With ROBCAR tag and photo-certificate #M110319. From: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador
($200-300)