Watch List notes:

MEXICO, First Republic. 1823-1863. AR Half Real (16mm, 12h). San Luis Potosí mint. Dated 1853 Pi MC. Eagle standing facing on cactus, wings spread, grasping snake in beak and right talon; all atop laurel and oak wreath / Liberty cap; glory of rays in background. BW 202.11; KM 370.10. In ANACS encapsulation 5278564, graded MS 63.

From the Richard L. Horst Collection.