Watch List notes:

Potosi, Bolivia, cob 4 reales, 1754C.S-P53; KM-39; Cal-409.12.40 grams.Chunky flan in an odd, almost heart-like shape (possibly with small piece broken from edge in its time), very richly old-toned with bold date next to full right pillar, nearly full cross with bold mintmark to left, AXF with peripheral surface roughness per the era.Pedigreed to the Arturo Rosenheim collection.
($200-300)