Watch List notes:

Potosi, Bolivia, 1/4 real, 1805, very rare, NGC XF 45, finest and only example in NGC census. Janson-81.12; KM-82; CT-1422. Key date of series, this specimen the finest known (none graded at PCGS), deeply toned with underlying luster, choice full strike except for minor flaw from mintmark to rim. NGC #4715670-001.
($2500-3750)