Watch List notes:

BITHYNIA, Kios. Circa 260-late 250s BC. AR Tetradrachm (29mm, 16.49 g, 12h). In the name and types of Lysimachos of Thrace. Diademed head of the deified Alexander right, with horn of Ammon / Athena Nikephoros seated left, arm resting on shield, transverse spear in background; club to outer left, monogram to inner left, bow-in-bowcase and monogram in exergue. Marinescu, Lysimachi, Issue 20, 82 (O29/R74); Müller 413; HGC 7, 555. Iridescent tone, porosity, scratches, deposits. Near VF.