Theodosius I. AE3. 378-383 AD. 

Obv: DN THEODO-SIVS PF AVG, rosette-diademed, draped, cuirassed bust right
Rev: CONCOR-DIA AVGGG, Constantinopolis, helmeted, seated facing, head right, right leg bare, holding globe and spear whose lower part is hidden by robe; upright palm branch in left field; I in lower right field; CONSA in ex. 

RIC IX Constantinople 58. Rare (R3).

Contributed by Dane for Roma Numismatics, June 2009