Great Britain, dollar, octagonal George III countermark (ca. 1804) on

Great Britain, dollar, octagonal George III countermark (ca. 1804) on obverse of a Mexico City, Mexico, bust 8 reales, Charles IV, 1802 FT, PCGS AU58, c/m AU details. Sp-3766; KM-656. Lustrous host with vivid toning at rims, fully detailed countermark (deeply impressed for the type), choice grade (second finest in PCGS census).

Estimate: $2500 - $3750