Watch List notes:

Potosi, Bolivia, cob 2 reales, 1710(?)Y. S-P43a; KM-29; CT-1332. 5.79 grams. Bold full pillars-and-waves that is doubled just enough to make the last digit of date uncertain, full cross (also slightly doubled) with bold assayer Y and most of king's name, AVF with deeply toned fields, parts of edge crude (as made).

Estimate: $75-110