Sestertius - Marcus Aurelius (TR P XVIII IMP II COS III S C; Mars)
Obverse
Head of Marcus Aurelius, laureate, right.
Lettering: M AVREL ANTONINVS AVG P M
Reverse
Mars, helmeted, naked except for cloak flying behind, advancing right, holding spear in right hand and trophy over left shoulder in left hand.
Lettering: TR P XVIII IMP II COS III S C
Technical Details
Obverse Lettering
M AVREL ANTONINVS AVG P M
Reverse Lettering
TR P XVIII IMP II COS III S C
Comments
Example of this type:
Trustees of the British Museum
Source:
Online Coins of the Roman Empire (OCRE)