Watch List notes:

Potosi, Bolivia, cob 8 reales, 1672 E. S-P37b; KM-26; Cal-703. 20.35 grams. Choice full cross-lions-castles, nearly full pillars-and-waves despite thinning from typical corrosion, two bold assayers and parts of all three dates, toned in crevices, tiny edge-split. With original ROBCAR photo-certificate MO15001.Recovered from: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador.

Estimate: $200 - $300