Commodus, AE As. 172-192 AD. 23.9mm, 11.3 gr.

Obv: M COMMOD ANT P FELIX AVG BRIT P P, laureate head right.
Rev: PM TR P XVIII VIC BRIT  COS VI, S-C. Commodus 
in galloping quadriga left. 

RIC 568. 

Base d'asta: 180
courtesy of Asta Tintinna Numismatica and deamoneta.com, Dec, 2010