This type, with the emperor holding a Victory on Globe, is only listed as an AE 3 (17-19 mm diameter).
RL57035. Bronze AE 2, Unpublished(?); cf. RIC VIII 122, LRBC 1649 (AE 3), VF, a little rough, weight 4.384 g, maximum diameter 22.9 mm, die axis 0o, Thessalonica mint, 348 - 350 A.D.; obverse D N CONSTA-NS P F AVG, pearl-diademed, draped and cuirassedbust right, A behind; reverse FEL TEMP REPARATIO, Constans standing left on galley, Victory on globe in right, labarum (chi rhoChristogramstandard) in left, Victory seated in stern steering ship, A in left field, TSA in ex; $80.00 (€60.00)