Hadrian Sestertius, 25.34 gr, 32.65 mm. Rome. 126 AD.  

Obv: HADRIANVS AVGVSTVS P P, laureate head right, slight 
drapery on left shoulder.
Rev: COS III S-C, Neptune standing left, foot on prow, 
holding aplustre and trident.  

RIC 635; Sear 3584.

Courtesy of TimeLine Originals (www.time-lines.co.uk), Nov, 2010