Theodosius I AV Solidus. Constantinople. 

DN THEODOSIVS PF AVG, rosette-diademed, draped and cuirassed bust right 
CONCORDIA AVGGG Gamma, Constantinopolis seated facing, holding sceptre and shield inscribed VOT V MVL X. 

Mintmark CONOB. 
RIC IX 70b.
Sold by Numismatica Varesi - "Cesare" Auction, Lot 830, April 2018.