Watch List notes:

Potosi, Bolivia, cob 2 reales, 1705Y, unique error struck on a 1R planchet. S-P43a; KM-29 (for normal flan); CT-1327 (for normal flan). 3.40 grams. Full but off-center pillars with clear denomination 2, crude cross (doubled and weak), non-toned Fine, first specimen we have seen or heard of.

Estimate: $125-200