Claudius II Gothicus, AD 268-270. Antoninianus (BI; 18-19mm; 3.19g; 11h) Cyzicus, 3rd issue, phase 2, 3rd officina, ca end 269-early 270. IMP CLAVDIVS AVG Radiate, cuirassed and draped bust of Claudius Gothicus to right, seen from the back; below, three dots. Rev. PAX A-E-TERNA Pax standing to left, holding branch in right hand and sceptre in left; in exergue, SPQR.
Bastien 2391 (this coin illustrated); C. 192var; RIC V, I p. 231, 238var (Av. Legend); RIC online (temp.) 961 (26 known).
From the M. Weder collection, Pratteln and illustrated in Bastien pl. XVI.