SPAIN, Reino de España. Fernando VII. Second reign, 1813-1833. AR 10 Reales (35mm, 13.82 g, 12h). De Vellon coinage. Bilbao mint. Ildefonso de Urquiza, assayer. Dated 1821 Bo UG. KM 560.1. In NGC encapsulation graded MS 65 WINGS APPROVED. Gem lustrous coin with fantastic mottled charcoal patina. Struck on a very broad flan. Finest specimen we have seen, the highest graded for the date and type.