Constantine II, AE follis of Lyons. 18mm, 3.21 g. AD 318-319. 

DN CONSTANTINO IVN NOB C, laureate, draped and cuirassed bust right, seen from the back.

VICTORIAE LAET PRINC PERP, two Victories standing facing 
each other, holding between them a shield inscribed VOT PR on an altar decorated with an X (Helv. type 4d). 

Mintmark: P-two captives back to back-L. 

Altar type var of RIC VII Lyons 90 var; Cohen 223 and Bastien 27. 

With permission of cgb.fr, Mail Bid Sale 36, lot 915, Oct. 2008