Constantius Gallus (Caesar 351-354 A.D.) - AE2 Centenionalis  - 20.02mm, 5.03gr
Obverse - DN CONSTANTIVS IVN NOB C A in left field behind bust. Gallus, his bare-headed, draped and cuirassed bust right.	Reverse - FEL TEMP RE-PARATIO, dot BSIS dot in Exergue, II in left field. Helmeted soldier advancing left, shield on left arm, spearing fallen horseman; shield on ground at right. Horseman is bare-headed, turns to face soldier and extends left arm.
The image below was photographed by John Lavender of R.M.Smythe and Co. The image above is my own scan.
Minted at officina B in Siscia (Sisak, Croatia) in 353 A.D., during his reign as Caesar under Constantius II Reference: Kent, J.P.C., "Roman Imperial Coinage", Vol. 8 (RIC), Siscia, p375, nr. 345, obverse G8 Sear, David R., "Roman Coins and their Values" (RCV 4th Revised Edition), p342, nr 4054, variety Failmezger, V., "Roman Bronze Coins From Paganism To Christianity 294-364 A.D.", nr 462b11CG Carson, R.A.G., Hill, P.V., & Kent, J.P.C., "Late Roman Bronze Coinage",  Part II, p70, .nr 1215 Van Meter, D., "Handbook of Roman Imperial Coins", p303, nr 4, variety with Ol/7 Quality: Very Fine+