Watch List notes:

Potosi, Bolivia, cob 4 reales, 1750 E, ex-Rosenheim, ex-Ugaz. S-P51; KM-39; Cal-403. 11.59 grams. Chunky oblong flan terminating in a sharp point, bold date between full pillars, choice but slightly off-center cross, attractively toned XF+ with corrosion near edge on cross side only. Pedigreed to the Arturo Rosenheim and Jorge Ugaz collections.
($175-250)