Watch List notes:

Leo I. AE4 half centenionalis (10.79 mm, 1.23 g, 7 h). Constantinople mint, struck A.D. 457-462. [D] N LEO P F [AVG], diademed, draped and cuirassed bust of Leo right / lion crouching left, head right / CON; all within wreath. RIC 674; LRBC 2260. near VF for type, Black-green patina on devices, mottled tan-red deposits in recesses and fields.