Roman Empire. Commodus, 177-192 AD. AR Denarius. Rome Mint, 186-187 AD. 18-19mm, 2.75g.
 
Obv: M COMM ANT P FEL AVG BRIT, laureate head right. Rev: IOV EXSVP P M TR P XII IMP VIII, in exergue COS V P P. Jupiter seated left, holding a branch and a sceptre.
 
Reference: RIC III, Commodus 152.
 
An old grey collection tone.