335-336 AD., Constans Caesar, Siscia mint, Follis, RIC 255.

Constans Caesar, Siscia mint, officina 4, 335-336 AD.,
Follis (ø 15-17 mm / 1,33 g), bronze, axes about coin alignment ↑↓ (ca. 200°),
Obv.: FL CONSTANTIS BEA C , his laureate, draped, and cuirassed bust facing right - buste lauré, drapé et cuirassé à droite.
Rev.: GLOR - IA EXERC -ITVS / Δ SIS , two soldiers, helmeted, looking at one another, reversed spear in outer hands, inner hands on shields resting on ground; between them one standard, standard contains an annulet on the banner - 2 soldats casqués armés de hastes, boucliers aux pieds, 1 enseigne entre eux, Δ SIS à l’exergue.
RIC VII, p. 458, no. 255 (R3) ; 25 pieces on http://www.nummus-bible-database.com .