Constantine V and Leo IV (741-775). Æ 20 Nummi (13.5mm, 1.49g, 6h). Syracuse, 751-775. Crowned half-length facing busts of Constantine V and Leo IV, each wearing chlamys; NKA. R/ Crowned half-length facing bust of Leo III, wearing loros, holding cross potent; Λ in exergue. DOC 20; Sear 1569A. Green patina, Good VF