Watch List notes:

KINGS OF BITHYNIA. Prusias I Chloros, circa 230-182 BC. Tetrachalkon (Bronze, 27.5 mm, 11.87 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 wreath held in 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. Brown patina. Deposits, otherwise, good very fine.