Watch List notes:

Clump of three Potosi, Bolivia, cob 8 reales dated 1677, 1679 and 1680.KM-26.52.83 grams total.Leaning stack of three nicely toned coins that are thin from corrosion but with bold details still showing, including full cross on one coin and nearly full pillars-and-waves on the one at the other end, also much cross showing on the one in between, remarkably with all three dates--three different ones, no less--more or less visible, with dark encrustation between the coins.With ROBCAR photo-certificate #M003385.Recovered from: Clumps

Estimate: 300-450 USD