Leo IV the Khazar with Constantine VI, Leo III and Constantine V (775-780). Æ 40 Nummi (25mm, 9.60g). Constantinople, 776-778. Crowned facing busts of Leo IV and Constantine VI, each wearing chlamys; cross in field above. R/ Crowned facing busts of Leo III and Constantine V each wearing loros, set on horizontal bar; B A across field; below, M above A, flanked by X and N. Sear 1586. Holed and repaired, Good Fine