1765Issuing Political Entity: Mexico. Ruler or Period: Carlos III. Ruler/Period Dates: 1759-1788. Denomination: 8 reales. Date-Mint Mark Extension: MF. Other Geography: Mexico City. Grade: AU. Obverse Description: Crowned old and new worlds, between the two pillars of Hercules with legends "VTRAQUE VNUM" (both are one). Mintmark Mo (twice) and date below.. Reverse Description: Arms of Castille and Leon displayed under the Spanish crown with the denomination "8" to the right, assayer initials "MF" to the left. Legend CAROLUS.III.D.G.HISPAN.ET IND.REX (Carlos III by the grace of God King of Spain and India)..silver27.1338KM# 105Gilboy M-8-45