Constantius II AE4, 337-341 AD. 

Obv: CONSTANTI-VS PF AVG, pearl and rosette-diademed, draped &
 cuirassed bust right 
Rev: GLORI-A EXER-CITVS, two soldiers holding spears & shields
 with one standard between them; G on banner, PARL in ex.

RIC VIII Arles 56 var; Bicester hoard, BM OP31, 299 (headware pearl-diademed and rosettes, not laureate and rosettes), rated rare

Contributed by Dane for Eric Relph, June 2009