Trajan (98-117) AE Sestertius (Bronze, 20.98g, 31mm) Rome.
Obv: IMP CAES NERVAE TRAIANO AVG GER DAC P M TR P COS VI P P, Laureate bust right, slight drapery on far shoulder.
Rev: S P Q R OPTIMO PRINCIPI / S-C AQVA / TRAIANA, Genius of the Aqua Traiana reclining left, olding reed in right hand and resting left arm on urn from which water flows. All under arched grotto supported by two columns.
Ref: RIC 463