Probus Antoninianus, struck AD 276 at Cyzicus mint.
Obv: IMP C M AVR PROBVS AVG, radiate, draped and cuirassed bust right.
Rev:
CLEMENTIA TEMP / XXI* (in exergue), Emperor standing right, holding
sceptre surmounted by eagle, receiving globe from Jupiter standing left,
holding sceptre, mintmark S between them.
3,27 g, 22 mm.
RIC 905
Ex Grohs-Fligely collection 1875-1962, with collector's ticket.