Valentinian II, 388-392 AD. Lyons mint. AR Milarensis. 

DN VALENTINI-ANVS PF AVG, pearl diademed, draped, cuirassed bust right.
 / VIRTVS EXERCITVS, emperor standing facing, head left, holding labarum and resting left hand on shield.

Mintmark LVG dot. 

RIC IX Lyons 41; Sear 20218; Thruxton Hoard 6 (this coin).

Rare.

Contributed by CarpeDiem Numismatics, June, 2020