Constantine I. AE silvered Follis. Sicia

Obv: IMP CONSTANT-INVS AVG, Helmeted, cuirassed bust left, 
holding spear and shield
Rev: VICTORIAE LAETAE PRINC PERP, two Victories standing 
facing each other, holding shield inscribed VOT/PR on altar 
decorated with an I (Helv. 6e)
Mintmark: BSIS dot

RIC VII Siscia 74. Extremely rare, rated R5.

Dane's collection, January 2009