Hadrian Quadrans. 
 
Hadrian 117-138 AD. Bronze Quadrans, 18mm (2.63 gm). 

IMP CAESAR TRAIAN HADRIANVS AVG, Eagle, head right.
PM TR P COS III, Thunderbolt

RIC 624; C 166

With kind permission of www.edgarlowen.com, Oct. 2011.