Magnus Maximus, AR Siliqua, Aquileia mint, 387-388 AD 

DN MAG MA-XIMVS PF AVG, pearl diademed, draped, cuirassed bust right 
VICTORIA-AVGVSTORVM, Victory walking left, holding wreath 
and palm 
Mintmark AQPS 

RIC IX Aquileia 53a 
Rare, rated R2 
Courtesy of the finder, found in Berkshire, GB