Didius Julianus Æ Sestertius. March 28-June 1 AD 193. 30 mm. 21.2 gm. Rome mint. Obv: IMP CAES M DID SEVER IVLIAN AVG, laureate head right. Rev: RECTOR ORBIS, Didius Julianus standing to left, holding globe and scroll; S-C across fields. RIC 16; C. 17; BMCRE 28. Very Rare.