Watch List notes:

ISLANDS off IONIA, Chios. Circa 190-165 BC. AR Tetradrachm (31.5mm, 17.00 g, 12h). In the name and types of Alexander III of Macedon. Aristoteiches, magistrate. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; in left field, sphinx seated left on amphora; APIΣTOTEIXH[Σ] in exergue. Bauslaugh, Posthumous, Series 59B, dies 69/176; Price 2409; HGC 6, 1139; SNG Ashmolean 2812 (same dies). Good VF, toned, minor die break on obverse, slightly off center on reverse. Very rare, only two examples cited by Bauslaugh, one additional in Pella, one in CoinArchives.