Alexius IV, emperor of Trebizond, 1417-1446. Asper (Silver, 15.5 mm, 0.92 g, 6 h). O-A YΓ St. Eugenius on horseback to right holding long cross; upper right, monogram; below horse, B. Rev. AΛΕ Alexius on horseback right; upper right, monogram; below horse, B. Retowski 2. SB 2641. Well-struck, toned and attractive. Good very fine.