Watch List notes:

Leo IV the Khazar, with Constantine VI, 775-780. Follis (Bronze, 24 mm, 4.45 g, 6 h), Constantinople. Crowned and draped half-length busts of Leo IV, on left, and Constantine VI, on right, facing; above, cross. Rev. Crowned busts of Leo III, on left, and Constantine V, on right, facing; above, cross; across field, B - A; all above a horizontal bar; below bar, large M between X and N. DOC 4. SB 1586. Dark green patina. Very fine.