The Lissner Collection, Lot: 62. Estimate $2000. Sold for $6500. This amount does not include the buyer’s fee.

BULGARIA, Principality. Ferdinand I. 1887-1908. Proof AR 2 Leva (27mm, 9.98 g, 6h). Körmöcbánya (Kremnitz) mint. Dated 1891 KB. KM 14; Y 14. In NGC encapsulation graded PF 65. Gem toned frosted proof with mottled iridescent patina. Only specimen ever graded by NGC. Only proof of this date we are aware of, as are all of the early proofs in this collection.