Trebonianus Gallus. A.D. 251-253. AR antoninianus. 4.01 gm. 20 mm. Antioch mint. His radiate, draped, and cuirassed bust right; IMP C C VIB TREB GALLVS P F AVG / Mars advancing right, holding spear and shield; MARTEM PROPVGNATOREM. RIC IV.3 84. RSC 70. Near Extremely Fine; bold portrait with interesting reverse; crisply struck and lightly toned with traces of iridescence.