Tiberius II Constantine (578-582). AE Decanummium, Ravenna mint. Obv. [Dm TIb CONSTANT PP AVG]. Crowned and cuirassed bust facing, holding globus cruciger. Rev. Large I between two crosses; all within wreath. D.O. 66; Ranieri 453; MIB 67; Sear 472. AE. 6.18 g. 17.20 mm. RR. VF. The weight range for the Decanummi of Ravenna in Hahn is 3.39-4.50 gr.