Potosi, Bolivia, cob 8 reales, 1649Z, crowned-T countermark on cross (rare). S-P34; KM-19a; CT-508. 26.70 grams. Broad flan with choice full date, full countermark at very edge, bold mintmark and most of assayer, full shield and cross, corrosion-free but partially flat and with uneven toning. Pedigreed to the Rob McClung collection. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador (Estimate: $500 - 750)