Constantius II AE20mm, Arles.

Obv: FL IVL CONSTANTIVS NOB C, laureate, draped, cuirassed bust right
Rev: GLOR-IA EXERC-ITVS, 2 soldiers holding spears and resting 
hands on shields, two standards between them, laurel wreath with 
dot in centre in top centre.
Mintmark: SCONST

(the dot in the centre is just a centering mark from when the
die was engraved).

Ref: RIC VII Arles 377, rated R3

Contributed by Javier Gadney, June 2011.