Potosi, Bolivia, cob 1 real, 1658E. S-P37a; KM-13; CT-1058. 2.68 grams. A bit thin from corrosion but with partial cross and pillars, two full dates. With ROBCAR photo-certificate #M180165. Recovered from: Consolacion, sunk in 1681 off Santa Clara Island, Ecuador
(60 - 90 USD)