Valentinian I AV Solidus. Lyons. 364-367 AD. 

D N VALENTINIANVS P F AVG, pearl diademed, draped, cuirassed bust right.
RESTITVTOR REIPVBLICAE, Emperor standing facing, head 
right, holding Victory on globe and labarum.

Mintmark SMLVG.

RIC IX Lyons 1a1, rated rare.
With kind permission of Numismatica Ars Classica.