Octavian and Divus Julius Caesar. Bronze dupondius, 30 mm, 19.27 g. Vienna, Gaul, ca. 36 BC. 

CAESAR below, [DIVI IVLI] on left, DIVI.F on right, bare heads of Caesar, left, and Octavian, right, back to back.
C.I.V above prow right with superstructure. 

RPC 517; Sear, Greek Imperial Coins, 149. 

With permission of cngcoins.com