Trebonianus Gallus, Billon. tetradrachm of Antioch, Syria. AD 252. Antioch mint. 

AYTOK K G OYIB TREB GALLOC CEB, laureate, draped and cuirassed bust right, seen from the back, four dots below.
DHMARX EXOYCIAC, eagle standing left, head and tail right, holding wreath in its beak. 

Delta between legs, SC in exergue.

Prieur 663; Dura I, 583; BMC 639.

With permission of TimeLine Auctions 
(www.timelineauctions.com), November. 2021