Watch List notes:

Potosi, Bolivia, cob 8 reales, 1679C. S-P38; KM-26; CT-357. 21.59 grams. Bold pillars-and-waves with clear date and part of second date in legend, full but doubled and off-center cross, good toning, light surface corrosion all over. Consolacion, sunk in 1681 off Santa Clara Island, Ecuador

Estimate: $200-300