Leo IV the Khazar, with Constantine VI, Leo III and Constantine V, 775-780. Follis (bronze, 4.11 g, 21 mm), Constantinople. Leo IV and Constantine VI, crowned and wearing chlamys, seated facing on double throne; cross between heads. Rev. Half-length facing busts of Leo III and Constantine V, each wearing crown and loros, cross between heads, three pellets to left and right; in exergue, large M between X-N, A below. DOC 6; SB 1587. Nearly very fine.