318-319 AD., Constantinus I, Siscia mint, Æ3 / Follis?, RIC 53.

Constantinus I (Constantine), Siscia mint, officina 1, 318-319 AD.,
Æ3 / Follis? (ø 18-19 mm / 3,69 g), bronze, axis medal alignment ↑↑ (ca. 0°),
Obv.: IMP CONSTANTINVS P F AVG , his laureate, helmeted, and cuirassed bust facing r. - son buste lauré, casqué et cuirassé à droite.
Rev.: VICTORIAE LAETAE PRINC PERP / VOT / PR // A SIS , two Victories holding shield inscribed VOT / PR over altar decorated by a wreath surmounted by a dot, A SIS in exergue - 2 victoires debout face a face tenant entre elles une couronne inscrite VOT PR sur un cippe décoré d'une guirlande surmontée d’un point, A SIS l'exergue.
RIC VII, p. 431, no. 53 (R1) ; 152 pieces of RIC 53 on http://www.nummus-bible-database.com , more than 21 from officina 1 with this altar decoration var., maybe same obverse die as on http://www.nummus-bible-database.com/monnaie-70253.htm (sales: Jesus Vico, S.A, mail auction 151, 7 juin 2018) .