Watch List notes:

Potosi, Bolivia, cob 8 reales, 1679V. S-P39; KM-26; CT-359. 18.50 grams. Flat in centers but bold date below cross and two bold assayers on other side, nicely toned but thin from corrosion. Consolacion, sunk in 1681 off Santa Clara Island, Ecuador

Estimate: $200-300