Watch List notes:

Greek Asia. Troas, Assos. AR Obol, 4th-3rd centuries BC. Obv. Head of Athena left. Rev. Head of griffin right in dotted square border within incuse square. SNG Cop. -; SNG von Aulock -; SNG Ashmolean -; SNG München -. AR. 0.41 g. 7.00 mm. RRR. Extremely rare. VF.