Mexico City, Mexico, pillar 8 reales, Ferdinand VI, 1754 MM/F, dissimilar crowns, PCGS MS61. Yonaka-M8.54d1; Cal-486; KM-104.1; Cal-483. Bold strike with very light adjustment marks on shield side, frosty white as non-toned with pristine fields, uncommon variety with lower assayer M punched over previous F (not noted by PCGS).
Estimate: $800 - $1200