Watch List notes:

KINGS of MACEDON. Kassander. 305-298 BC. Æ Unit (19mm, 11h). Pella mint(?). Head of Herakles right, wearing lion skin / Rider on horseback right, raising right hand in salute; monogram below. HGC 3.1, 992; SNG Alpha Bank 923. Dark green patina. In NGC encapsulation 5872733-116, graded Ch VF.

From the Robert W. Bartlett Bequest Sold for the Benefit of the American Numismatic Society, purchased from London Coin Galleries, CA, August 1980.