Licinius I AE Follis. Siscia. 

IMP LIC LICINIVS PF AVG laureate bust right
IOVI CON-SERVATORI, Jupiter standing left, chamlys across left shoulder, holding Victory on globe and sceptre, eagle with wreath at foot left.

Gamma in right field.
Mintmark dot SIS dot.

RIC VII Siscia 17

Wayne G. Sayles - Greek and Roman Ancients, Oct 1999