Watch List notes:

Argentina (River Plate Provinces), 8 reales, 1815 F, Potosi mint, NGC MS 64+, finest known in NGC census. Janson-5.1; KM-14. With cartwheel luster and full details, also with curious struck-through-fiber error on rays, rims a bit weak, this single-finest example of the popular "sunface" issue sits atop a peak of 56 examples currently in the NGC census. NGC #6284688-001.
($2500-5000)