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

DN VALENTINI-ANVS PF AVG, pearl diademed, draped, cuirassed bust right.
GLORIA RO-MANORVM, Emperor in military dress, walking right, 
head left, holding labarum, dragging captive behind him. 

Left field: Q. Right field: star over K. 
Mintmark: BSISCV. 

RIC IX Siscia 14a, type xxvii (a).

ebay sale, educationalcoin, Nov. 2014.