Watch List notes:

SELEUKID EMPIRE. Seleukos II Kallinikos. 246-225 BC. AR Tetradrachm (25.5mm, 16.53 g, 10h). In the types of Alexander III of Macedon. Susa mint. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; monograms in left field and below throne. SC 787b; HGC 9, 301. Light iridescent tone, roughness and porosity, cleaning scratches. Good VF. Rare.