Watch List notes:

Potosi, Bolivia, cob 1 real, 1770 V-Y, NGC MS 62, finest known in NGC census. S-P57; KM-42; Cal-459. 3.38 grams. Lustrous and bright white as the day it was made, very deep strike and sharp details, bold full date between pillars, one of very few examples in this period in such a high grade.

Estimate: $200 - $300