Watch List notes:

Potosi, Bolivia, cob 1 real, 1674E. S-P37b; KM-23; CT-710. 3.25 grams. Choice but off-center details on an oversized flan, resulting in much blank metal beyond the design, the date, POTOSI and crown particularly well detailed, nicely toned, no corrosion. With photo-certificate. Recovered from: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador

Estimate: $125 - 200