Watch List notes:

The Robert P Ball Cabinet of Ancient Coins | Paphlagonia, Sinope, AR Drachm, c. 330-300 BC, Agreos Magistrate, head of nymph left with hair in sakkos, wearing triple pendant earring and pearl necklace, rev. SINO sea eagle with spread wings on dolphin swimming left, AGRE[O] below wings, 5.07g, 7h (BMC 11; HGC 7, 391; SNG BM Black Sea 1481; SNG von Aulock 201), sumptuously toned with playful iridescent flare in reverse recesses, a pleasingly good very fine / extremely fine, rare in this exemplary state.
Provenance
Bank Leu, by private treaty, 1974 - CHF1,400
Estimate: $400 - $600