Decentius (Caesar 351-353 A.D.) -  AE2 Centenionalis - 21.34mm, 4.86gr
Obverse - MAG DECENTI-VS NOB CAES
Decentius, his bareheaded and cuirassed bust right.
B behind the bust
Reverse - VICT DD NN AVG ET CAES
Two victories facing, holding shield enscribed VOT V MVLT X.
RS in Exergue. Star in center field below the shield.

Minted at the 6th officina (S) in Rome, 351-352 A.D.

Reference:
Kent, J.P.C., "Roman Imperial Coinage", Volume 8 (RIC), Rome, p268, nr. 217.
Voetter, O., "Die Münzen der römischen Kaiser, Kaiserinnen und Caesaren von Diocletianus bis Romulus, Katalog der
hinterlassenen Sammlung und Aufzeichnung des Herrn Paul Gerin" (Voetter-Gerin), Rome, p251, nr. 4
Sear, D.R., "Roman Coins and their Values" (RCV Millennium Edition), Vol 5,  p250, nr 18871.
Carson, R.A.G., Hill, P.V., & Kent, J.P.C., "Late Roman Bronze Coinage" (LRBC),  Part II, p60, .nr 653.
Suarez, R., "Encyclopedia of Roman Imperial Coins" (ERIC II), p1051, nr 99, corr. (B2, O05, R11, T12, M5, Exe: RS)

General referenve works (no exact determination possible):
Cohen, H, "Descriptions Historique des Monnaies frappees sous l'Empire Romain" (C), Volume 8, p25, nr. 21.
Failmezger, V., "Roman Bronze Coins From Paganism To Christianity 294-364 A.D." (Fm), nr 440DEC.
Kampmann, U., "Die Münzen der römischen Kaiserzeit", 2nd edition, (Kampmann) p447, nr. 149.14.
Van Meter, D., "Handbook of Roman Imperial Coins" (VM), p302, nr 9.

Quality: Fine+ (with tooling on the obverse?)
Rarity: S