Watch List notes:

Mexico City, Mexico, pillar 2 reales, Ferdinand VI, 1757/6M. KM-86.1; CT-unl. 6.62 grams. Lightly cleaned XF with rainbow toning developing at rims, scarce-to-rare overdate. Gilboy-M-2-30a (R3), Yonaka-M2-57a (S). Pedigreed to the Potomac collection of Mexican pillars.
($150-225)