Postumus (AD 260-269).
Antoninianus
(AE, 19 mm, 2.62 g)
AD 268, Cologne.

IMP C POSTVMVS P F AVG Bust of Postumus right, radiate, draped and cuirassed. / PAX AVG Pax standing left, holding olive branch in her right hand and long transverse sceptre in her left hand; in left field P.
RIC 318; Mairat 467.
Nice dark toning. Some silvering. Struck from a worn obverse die. Good very fine.