The Lissner Collection, Lot: 1534. Estimate $200. Sold for $1300. This amount does not include the buyer’s fee.

COSTA RICA, Central American Republic. 1823-1839. AR Real (21mm, 3.70 g, 12h). San José mint. Dated 1831 CR F. KM 21a; cr 3. In NGC encapsulation graded AU 55. Nicely toned in deep charcoal patina with strong hints of silver coming through. Very attractive coin. The only specimen ever graded. Very rare.