Watch List notes:

KINGS OF SOPHENE. Arsames I, circa 255-225 BC. Tetrachalkon (Bronze, 21 mm, 6.92 g, 11 h), second series. Diademed and draped head of Arsames to right, wearing a tiara in the form of a truncated cone; fillet border. Rev. ΒΑΣΙΛΕΩΣ ΑΡΣΑΜΟΥ Arsames on horseback galloping to right, holding couched spear with his right hand. ACV 6. Alram 170. CAA 5. Kovacs 4. Rare. With a bold portrait and a glossy green patina; an unusually fine example. Some cleaning marks, otherwise, good very fine.
From the collection of Yerets' Kariatin, Switzerland.