SPAIN. Charles IV Maravedi & 2 Maravedis (2 Pieces), 1798 & 1799. Segovia Mint. Both NGC Certified.An attractive matched denomination set that complement each other.1) 1798 2 Maravedis. NGC MS-63 Brown. KM-426.2) 1799 Maravedi. NGC MS-63 Brown. KM-445.