Watch List notes:

TROAS. Kebren. 5th century BC. Hemiobol (Silver, 8 mm, 0.39 g). Forepart of a ram to right. Rev. [KEBPEN] (or similar) Quadripartite incuse square. Klein -. SNG Ashmolean -. Cf. SNG Copenhagen 257-8 (obol). Rare, and toned. Very fine.