Watch List notes:

THRACE, Odessos. Circa 280-225 BC. AR Tetradrachm (28mm, 16.68 g, 11h). In the name and types of Alexander III of Macedonia. Head of Herakles right, wearing lion skin / Zeus Aëtophoros seated left; OΔH (civic) monogram in inner left field, KA monogram below throne. Callataÿ –; Topalov, –; Black Sea Hoard 231–9 (dies F/20); Price 919 corr. (both monograms, mint of issue); cf. HGC 3, 1588. Near VF, toned, some porosity, die shift on reverse. Very rare, only one in Pella, none in CoinArchives, nine in Black Sea Hoard (probably including the present coin).

From the Colin E. Pitchfork Collection. Ex Classical Numismatic Group Electronic Auction 301 (24 April 2013), lot 49 (incorrectly cataloged).