Watch List notes:

Kingdom of Thrace, Lysimachus, 323 – 281 and posthumous issues. Tetradrachm, Byzantium 2nd century BC, AR 17.02 g. Diademed head of deified Alexander III r., with horn of Ammon. Rev. ΒΑΣΙΛΕΩΣ – ΛΥΣΙΜΑXΟΥ Athena seated l., holding Nike in outstretched r. hand and resting l. arm on shield decorated with gorgoneion; in inner l. field, monogram and beneath seat, BY. In exergue, trident l. SNG Berry 412 var. (different monogram). SNG Copenhagen 1139 var. (different monogram).
Good extremely fine