Watch List notes:

EASTERN CELTS. Imitations of Philip II of Macedon, 2nd-1st centuries BC. Tetradrachm (Silver, 23 mm, 11.56 g, 12 h), "Zweigarm" type. Laureate head of Zeus to right. Rev. Figure on horseback left, holding reins in right hand and raising left. Lanz 589-90. OTA pl. 25, 296. Well centered and struck, and lightly toned. Good very fine.