Theodosius II, AV solidus. 

DN THEODOSIVS PF AVG, helmeted, cuirassed bust facing, 
holding spear and shield. 
UIRT EXERC ROMA, helmeted soldier advancing right, 
looking left, dragging a captive and holding trophy 
over shoulder. 
Star in right field. 

Mintmark CONOB. 
RIC X 284 with this form of V
Rated Rare.