THRACE, Byzantion. Circa 90-80 BC. AR Tetradrachm (34.5mm, 16.00 g, 12h). In the name and types of Lysimachos. Diademed head of the deified Alexander right, with horn of Ammon / Athena Nikephoros seated left, left arm resting on shield, transverse spear in background; monogram to inner left, BY below throne, ornate trident in exergue. Callataÿ Group 3, dies D25/R10; Müller 197; HGC 3, 1406. Iridescent tone, porous. EF.