Watch List notes:

Potosi, Bolivia, cob 4 reales, 1678E, encrusted as found. S-P37b; KM-25; CT-503. 9.86 grams. Minimal details due to corrosion and gray encrustation (with some orange) that totally covers the cross side and is pulled back just enough on pillars side to see the date. Recovered from: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador
($70-100)