Watch List notes:

Potosi, Bolivia, cob 8 reales, 16(50-51)O, with crown-alone countermark on shield. 22.92 grams. Thin from corrosion (and with large edge-split) but with full shield and cross, 100% full countermark, nicely toned, bold king's ordinal IIII in legend. Recovered from: Capitana, sunk in 1654 off Chanduy, Ecuador

Estimate: $200 - 300