Constantius II, AR Light miliarensis, Sirmium.

DN CONSTAN-TIVS PF AVG, pearl diademed, draped, cuirassed bust right.
FELICITAS ROMANORVM, Constantius, diademed on the left and
Constantius Gallus, bare-headed, in military dress, on the
right, standing facing, looking at each other, each holding
spear, under an arch supported by two spiralled columns.
Mintmark dot SIRM dot.

RIC VIII Sirmium 13; RSC 74+c; Sear -.

Contributed by Dan Hodge (UK detecting find)