Commodus AE21 of Kyzikos, Mysia. AD 180-192. 

AY KAI M AYR KOMMODOC, laureate, draped and cuirassed bust right.
KYZIKHNWN above calf walking right. 

BMC 243; Winsemann 1165; SNG Istanbul 1216

Contributed by David Lowe, July 2018.