Watch List notes:

Phrygia, Cotiaeum. Diadumenian. As Caesar, A.D. 217-218. AE 20 (19.5 mm, 4.12 g, 11 h). ΔIAΔOVM[Є-NIAN]-OC KA (or similar, ccw), bare-headed and draped bust of Diadumenian right / [ΚΟΤΙ] - ΑЄΩΝ, ethnic below and above clasped right hands. Mionnet IV 467. Fine, thick patina, scratches obverse.