Diadumenian, AE17 of Nikopolis ad Istrum, Moesia. 1 Assarion.

K M OPPEL ANTWNINOC, bare head right.
NIKO-POLI-TWN PR-C ICTR in four lines.

Moushmov 1343, AMNG 1890; Varbanov  3609.

Contributed by Saul Roll. www.vcoins.com/romanorum, Dec. 2013.