Watch List notes:

THRACO-MACEDONIAN TRIBES, Ichnai. Circa 485-470 BC. Diobol (Silver, 11 mm, 1.06 g). Bull kneeling right, head turned back to left; above, to right and below, pellet. Rev. Wheel of four spokes within a small incuse square. Topalov -. HPM 10 and pl. IV, 11 var. SNG ANS 942 var. A very pleasing coin with a sharply struck obverse. Dark patina as found. Some minor marks and roughness, otherwise, about extremely fine.
From the "Collection sans Pareille" of Ancient Greek Fractions, ex Numismatica Ars Classica F, 17 April 1996, 1183.