Watch List notes:

Potosi, Bolivia, cob 8 reales, 1679 V. S-P39; KM-26; Cal-716. 18.11 grams. Round flan with thin edges from corrosion, full but slightly doubled pillars and cross, two assayers (the one at upper right possibly V/C). With original ROBCAR tag and photo-certificate M110241. From: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador
($200-300)