MEXICO, Colonial. Carlos IV, king of Spain, 1788-1808. 8 Reales 1803 (Silver, 39 mm, 26.75 g, 12 h), Mexico City. CAROLUS IIII DEI GRATIA Laureate cuirassed bust of Charles IV to right, 1803 below. Rev. HISPAN ET IND REX Mo 8 R F T Crowned arms between the Pillars of Hercules. KM 109. Oval countermark (parallel stripes) on the obverse, otherwise, very fine.