Watch List notes:

THRACE, Odessos. Circa 120-90 BC. AR Tetradrachm (31mm, 16.35 g, 12h). In the name and types of Alexander III of Macedon. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; ΘE in inner left field, OΔH (civic) monogram below throne, A on back of throne seat. Callataÿ Group 1, dies D13/R– (unlisted rev. die); Topalov, Odesos, Series 31, Issue 69 var. (no A on throne seat); AMNG I 2164 var. (same); Price 1181 var. (same); HGC 3, 1587. Toned. EF. Extremely rare, unpublished variety.