Watch List notes:

Potosi, Bolivia, cob 4 reales, 1738/7M, unique overdate. S-P47; KM-30a for Type. 13.66 grams. Full pillars and cross, the latter with thick sediment in crevices, two full dates including clear 738/7 below cross (first we have seen), VF with scratches in flat area at bottom of pillars.

Estimate: $350-500