The Lissner Collection, Lot: 978. Estimate $5000. Sold for $6500. This amount does not include the buyer’s fee.

SPAIN, Gobierno Provisional (Provisional Government). 1868-1870. Proof AR Peseta (22mm, 5.01 g, 6h). Madrid mint. Donato Álvarez Santullano, Rafael Narváez, and Ángel Mendoza Ordóñez, assayers. Dated 1869 SN M. KM 652. In NGC encapsulation graded PF 65 Cameo WINGS APPROVED. Gem proof with a faint hint of patina. An exceptional rarity and the only example ever certified.