Trebonianus Gallus - similar in style to the sestertii of Gordian III found in modern day Spain
Size:  26mm  Weight:  15.90 grams
Obverse:  IMP CAES C VIBIVS TREBONIANVS GALLVS AVG, laureate, draped & cuirassed bust right
Reverse: ROMAE AETERNAE, S C below, Roma seated left, holding Victory & inverted spear, shield propped against seat.