Watch List notes:

Didius Julianus (193 AD). AE Sestertius, Rome mint. Obv. [IMP CAES M DID SEVER IVLIAN AVG] Laureate head right. Rev. [RECTOR ORBIS] SC. Didius Julianus standing left, holding globe and volumen. RIC IV 16. AE. 17.26 g. RR. Very rare. Cleaning marks, reddish brown surfaces. Good F/ Fair.