Watch List notes:

Potosi, Bolivia, cob 8 reales, 1687 VR. S-P40; KM-26; Cal-729. 25.85 grams. Broad flan with full but partially weak pillars-and-waves (nice tops) and cross-lions-castles, both slightly doubled, two dates and mintmarks, three assayers, minimal surface corrosion, toned in crevices. Recovered from: Association, sunk in 1707 off the Isles of Scilly, southwest of England.

Estimate: $200 - $300