Watch List notes:

TROAS, Abydos. Mid 5th century BC. AR Tetrobol(?) (17mm, 3.48 g, 8h). Eagle standing left / Gorgoneion within incuse square. SNG Ashmolean –; SNG Copenhagen –; Traité II 2444 = BMC 3. Good VF, slight roughness. Very rare, none in CoinArchives.