Marcus Aurelius AR Denarius. AD 173-174. 15mm, 3.26 g.

M ANTONINVS AVG TR P XXVIII, laureate head right.
RELIG AVG IMP VI COS III, Mercury standing left holding patera and caduceus. 

RIC 298 var (bust type); RSC 530e; BMCRE 601; Sear 4926 var (bust type and date).

With permission of Roma Numismatics, Aug. 2014.
Estimate: £50.