Watch List notes:

ISLANDS off IONIA, Chios. Circa 210-190 BC. AR Tetradrachm (31.5mm, 16.96 g, 12h). In the name and types of Alexander III of Macedon. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; in left field, monogram above sphinx seated left; monogram below throne. Bauslaugh, Posthumous, Series 48C; Price 2389; HGC 6, 1133. EF, lightly toned.

Ex New York Sale XXXIV (6 January 2015), lot 89; Classical Numismatic Group 67 (22 September 2004), lot 431.