Nikopolis ad Istrum in Moesia Inferior, 218 AD., Diadumenianus Caesar, 4 Assaria, Pick 1869.

Nikopolis ad Istrum in Moesia Inferior, Diadumenianus Caesar, issued under Legate Statius Longinus, 218 AD.,
Tetrassarion / Æ 27 (26-28 mm / 13,50 g),
Obv.: K M OΠΠЄΛΛI ΔIA - ΔOVMЄNIANOC , bare-headed, draped, and cuirassed bust of Diadumenian right.
Rev.: VΠ CTAT ΛONΓINOV NI-KOΠOΛITΩN ΠPOC I / CTPON , Tyche (Euposia), wearing kalathos, standing frontal, head right and looking at Plutos, holding rudder and cornucopia with Ploutos (wealth) perched upon it at her left arm and the cornucopiae.
Pick (AMNG I) 472, 1869 (2 pieces listed) ; http://www.diadumenian.com - obverse die 4 / reverse - (die not listed) .