SPAIN, Reino de España. Isabel II. 1833-1868. Proof AR 4 Reales (23mm, 5.24 g, 12h). Decimal real coinage. Madrid mint; im: 6 pointed star. Dated 1857. KM 608.2. In NGC encapsulation graded PF 66 WINGS APPROVED. Gem lustrous proof with moderate varied colored patina. Only one graded. A fantastic looking coin. Extremely rare date.
Purchased from Randolph Zander, December 1971.