Theodosius I. AE3, 379-383 AD. 

Obv: DN THEODO-SIVS PF AVG, pearl diademed, draped, 
cuirassed bust right

Rev: CONCOR-DIA AVGGG, Constantinopolis, turret on head, 
seated facing, head right, left hand resting on knee and
 holding reversed spear in right hand.

Mintmark SMAQP.

RIC IX Aquileia 33b, Scarce.

(the odd hairdo makes it look like she is facing left, but she is in fact facing right)

Contributed by George Clegg (biggyg2), Feb, 2010