Didius Julianus. AR Denarius. 193 AD. 18 mm, 2.92 g. 

IMP CAES M DID IVLIAN AVG, laureate head right.
RECTOR ORBIS, Didius Julianus, togate, standing left, holding globe and scroll.

RIC IV 3; BMCRE 7; RSC 15. 

With permission of Numismatik Lanz, auction 97, lot 680.