Constantius II. AE4. 340 AD.

DN FL CONSTANTIVS AVG, laurel and rosette-diademed, draped 
and cuirassed bust right
GLOR-IA EXERC-ITVS, two soldiers holding spears and shields 
with one standard between them.
Mintmark: R dot F dot S

RIC VIII Rome 57, rated Rare.

Contributed by Ars-Aeterna / David Suter, Switzerland, November, 2009