Watch List notes:

Constantinus V with Leo IV (741-775), Solidus, Syracuse, AD 751-775; AV (g 3,81; mm 19; h 6); (Fragmentary legend), facing crowned busts of Constantinus V, with short beard, and Leo IV, wearing chlamys; above, cross, Rv. [..] EON PA M [..], facing crowned bust of Leo III, wearing loros and holding long cross; at r., Θ. DOC 15d; Sear 1565.
Rare, extremely fine. EBC.