Tiberius II Constantine (578-582). AE Decanummium, Constantinople mint. Obv. dm TIb ST PP AV. Crowned, draped and cuirassed bust facing. Rev. Large X, cross above. D.O. 20; MIB 31; Sear 436. 2.29 g. 20.00 mm. Deep green patina. Good VF/VF.