Hadrian, AV aureus. AD 128. 7.09 g.

HADRIANVS AVGVSTVS, laureate, draped and cuirassed bust right.
COS III, emperor in military dress on horseback galloping 
right, holding spear. 

RIC 187; BMC 438; Hill 350.

With permission of numislanz.de, Auktion 102, lot 567.

(Note: the original black and white image has been
artificially coloured for clarity).