Watch List notes:

Potosi, Bolivia, cob 1/2 real, 1678E. S-P37b; KM-22; CT-829. 1.18 grams. Minor corrosion, detailed partial monogram and cross, rare as from a wreck With HRC photo-certificate #5102. Recovered from: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador
(50 - 75 USD)