Constans II, with Constantine IV, Heraclius, and Tiberius (641-668) AE Follis (Bronze, 5.15g, 21mm) Constantinople, 666-668.
Obv: Helmeted bust of Constans facing, holding globus cruciger; c/m: monogram 35 within circular incuse
Rev: Large M surmounted by crowned facing busts of Constantine IV flanked by Heraclius and Tiberius, each holding globus cruciger; officina letter off flan.
Ref: DOC II 89; Sear 1014.