Watch List notes:

TROAS, Abydos. Late 6th-early 5th centuries BC. AR Tetrobol (11.5mm, 2.36 g). Eagle standing right, head left / Rough incuse square. SNG Ashmolean –; SNG Copenhagen –; SNG von Aulock –; cf. Traité II 2438 (drachm); cf. Rosen 383 (trihemiobol). VF, darkly toned. Very rare denomination for series.