Watch List notes:

Seleukid Empire, Antiochos I Soter Æ 14mm. Aï Khanoum, 281-261 BC. Head of Apollo to right / Horned helmet to right; monogram to right, ΒΑΣΙΛΕ[ΩΣ] ΑΝΤΙ[ΟΧΟΥ] below. SC 448b; SMAK Type 8a; SNG ANS 65-6; HGC 9, 212; CNG E-478, lot 202 (hammered for 425 USD). 1.90g, 14mm, 12h.

Very Fine. Extremely Rare; only two other examples on CoinArchives.