Watch List notes:

Potosi, Bolivia, cob 8 reales, 1771V-Y.S-P59; KM-45; Cal-1154.26.96 grams.Small, fat, chunky flan with bold and high-grade (XF+) centers ringed with flat peripheries displaying the characteristic surface roughness on opposing sides that plagues this era, lightly toned in crevices, bold denomination 8 inexplicably punched over an offset 0 (first we have seen with this strange error).Pedigreed to the Arturo Rosenheim collection.
($250-375)