Valentinian I, AE3, 367-375 AD, Lyons.

DN VALENTINI-ANVS PF AVG, pearl diademed, draped, cuirassed bust right.
GLORIA RO-MANORVM, emperor advancing right, holding labarum and dragging captive behind him.
Left field: O
Right field: F II
Mintmark: LVGSA

RIC IX Lyons 20a type xi (b), rated C3; Sear 4102.