Watch List notes:

KINGS OF BITHYNIA. Prusias I Chloros, circa 230-182 BC. Tetrachalkon (Bronze, 26.5 mm, 8.86 g, 12 h). Laureate head of Apollo to left. Rev. ΒΑΣΙΛΕΩΣ / ΠΡΟΥΣΙΟΥ Helmeted and winged figure of Athena-Nike standing to left, crowning the king's name with her right hand and resting her left on a shield by her side; in field to left, monogram. HGC 7, 615. RG 16. SNG von Aulock 6880. Attractive green patina. Some porosity on the reverse, otherwise, very fine.