Watch List notes:

Macedonian Kingdom. Antigonus Doson. 229-221 BC. Tetradrachm, 17.11g (1h). Obv: Bearded head of Poseidon with seaweed wreath right. Rx: ΒΑΣΙΛΕΩΣ ΑΝΤΙΓΟΝΟΥ Apollo, naked, holding bow in right hand, seated on prow left; monogram in exergue. SNG Berry 361. SNG Alpha Bank 1046.