Watch List notes:

KINGS OF THRACE. Lysimachos, 305-281 BC. Tetradrachm (Silver, 32 mm, 16.77 g, 12 h), struck posthumously, Byzantion, c. 220/200. Diademed head of Alexander the Great to right, with horn of Ammon over his ear. Rev. ΒΑΣΙΛΕΩΣ ΛΥΣΙΜΑΧΟΥ Athena seated to left on throne, leaning her left elbow on her shield and holding Nike, crowning the king's name, in her right; behind, transverse spear; ΑΝΤ monogram to inner left, BY on throne. Müller -. Seyrig -. But see Nomos 15, 2017, 51 (same dies). Nicely toned and well-struck on a very broad flan. Extremely fine.
From a European collection, ex Roma E-Sale 5, 1 February 2014, 357.