MEXICO. 8 Reales, 1759-Mo MM. Mexico City Mint. Ferdinand VI (1746-59). PCGS MS-61 Gold Shield.KM-104.2; Cal-Type 86#344; Gil-M-8-35; FC-35. Sharply struck with strong flash in the fields and incipient tone at the edges. Closer inspection reveals a few signs of handling scattered over the surfaces, but all fall well within the perimeters of the assigned grade.<p>