Mint Year: 1799 Denomination: 1 Real Reference: 1799-MoFT, KM-81. Mint Mark: Mo (Mexico in Monogram). Diameter: 21mm Material: Silver Weight: 3.18gm Obverse: Laureate, draped, and cuirassed profile bust of Charles IV with roman armor right. Latin Legend: CAROLUS . IIII . DEI . GRATIA . 1799 Translation: "Charles IIII by the Grace of God, 1799" Reverse: Crowned Spanish* arms ...