71 NGC VF Star Titus AE Semis Roman Empire Winged Caduceus Rome Mint (24122901C)Very Fine Star Roman Empire AE Semis (1 2 AE As) coin. Struck for Caesar Titus at the Rome Mint. Titus was the son of Emperor Vespasian. Caesar was used by emperors to designate their heirs, who would later adopt the title of Augustus when they became emperor. The title originated from the cognomen of Julius Caesar. Dated TR POT = 71 72 CE. Approx 17mm, 2. 93g, RIC 807 (rated as Scarce), S 2487. Obverse: T CAES IMP, laureate head of Titus right.