Potosi, Bolivia, cob 8 reales, 1679 C, NGC XF details / Piedmont (Shipwreck Blue Label). S-P38; KM-26; Cal-714. 26.63 grams. Very little corrosion but much flatness and darkly toned all over, the mintmark and assayer and date all very clear on pillars side, with second date below cross. Recovered from: Piedmont, sunk in 1795 off Cornwall, England
Estimate: 400 - 600 USD