Constans, AE follis. Cyzicus. 333-335.

FL IVL CONSTANS NOB C, laureate, draped, cuirassed bust right.
GLOR-IA EXERC-ITVS, two soldiers holding spears and shields 
with two standards between them.
Mintmark: SMK delta.

RIC VII Cyzicus 87.
Rated R4.

With permission of Numismatik Lanz, auction 102.
Lanz 102, 1019
(Image artificially coloured, as the original was b/w).