Constantius I. AE Follis. 297-299 AD. Cyzicus. 

FL VAL CONSTANTIVS NOB CAES, laureate head right (large head type)

GENIO AVGG ET-CAESARVM NN, Genius standing left, modius on head, 
naked except for chlamys over left shoulder (falls low), 
holding patera from which liquid flows, and cornucopiae. 

Mintmark KB. 

RIC VI Cyzicus 11a. Common.

With permission of Roma Numismatics, Jan. 2010