Watch List notes:

Potosi, Bolivia, cob 4 reales, (1649) O, crowned-? countermark on cross. S-P35; KM-17b; Cal-1105. 12.18 grams. Full P-O to left of full but off-center shield, bottom half of cross visible (also off-center) with deep but unidentifiable countermark above and what appears to be a reverse impression of same on shield side, VG with deep toning all over, small edge-split. Pedigreed to the Jorge Ugaz collection.
($175-250)