Leo IV the Khazar, with Constantine VI, Leo III, and Constantine V. 775-780. AV Solidus (20mm, 4.41 g, 6h). Constantinople mint. Struck 776-778. Crowned facing busts of Leo IV and Constantine VI, each wearing chlamys; cross above, • between; Θ at end of legend / Crowned facing busts of Leo III and Constantine V, each wearing loros; cross above, • between. DOC 1b; Füeg 2; SB 1583. Underlying luster, a few minor spots of weakness. EF.