Constantine I AE Follis of Cyzicus. AD 313-315. 

IMP C FL VAL CONSTANTINVS PF AVG, laureate head right.
IOVI CONS-ERVATORI, Jupiter standing left, holding Victory 
on globe and sceptre, eagle at foot left with a wreath in 
its beak. 
A in right field.
Mintmark SMK.

RIC VII Cyzicus 3.
Rated R2,

With permission of Roma Numismatics, April 2014.