Diadumenian, AE27, 4 Assaria of Nikopolis ad Istrum, Magistrate Marcus Claudius Agrippa. K M OPPEL ANTWNIN DIADOUMENIANOC, bare-headed, draped bust right, seen from the back. UP AGRIPP-A NIKOPOLITWN P / ROS ISTR, River god Ister half-naked, seated half-left, looking right, leaning on overturned urn from which waters flow. Moushmov 1351; Megaw NIC4.39e; AMNG I 1810 var. With permission of www.slaveycoins.com, March 2012.