Augustus, AR denarius, ca. 19-18 BC. Moneyer M. Durmius. 19 mm, 3.68 g. 

CAESAR AVGVSTVS, bare head right.
M DVRMIVS III VIR above and beneath boar, pierced by spear, walking right.

RIC I 317; BMCRE 61; Cohen 430. 

With permission of Numismatik Naumann auction 73, Lot 451, Jan. 2019