Moesia inferior, Nikopolis ad Istrum, Diadumenian Pick 1823 Diadumenian AD 217-218 AE 26, 10.25g struck under the legate Marcus Claudius Agrippa obv. KM OPPEL ANTONIN DIADOYMENIANOC Bust, draped, bare-headed, r. rev. YP AGRIPPA - NIKOPOLITW[N PR] / OC - ICTR Snake, decorated with knobs, erected in two elaborate coils, head, radiate and with nimbus, r., with dots aound Pick 1823 (attribution by Pat Lawrence) very rare, about VF, interesting style of the snake! Contributed by Hans-Joachim, 2006.