TROAS. Assos. Circa 450-400 BC. Obol (Silver, 9 mm, 0.51 g, 7 h), Chian standard. Griffin seated right. Rev. Head of a lion to right within incuse square. CNG E-Auction 452 (2019), 319. SNG Copenhagen -; SNG von Aulock -. Rare. Somewhat rough, otherwise, very fine.