Antoninus Pius AD 138-161 AD. AR denarius. Rome mint, struck 151-152 AD. 

ANTONINVS AVG PIVS PP TR P XV, laureate head right, slight drapery on left shoulder.
LIBERALITAS VII COS IIII, emperor standing left, holding abacus and scroll. 

RIC 208; RSC 517.

With permission of Eidmar auction 5, (on biddr.com), Nov. 2024.