Constantine V, Copronymus (741-775). AE Follis, Ravenna mint. D/ Facing busts of Constantine V and Leo III, both wearing diadem and chlamys; between their heads, [cross]. R/ Large M between [A/N/N/O] and [numeral]; above, [cross]; in exergue, [R]AV. Ranieri 827 ff; D.O.-; Sear-;. AE. g. 1.26 mm. 11.00 RRR. Very rare. Emerald green patina with light brown spots. VF.