IONIA. Uncertain mint. Circa 550-500 BC. Tetartemorion (Silver, 5 mm, 0.23 g). Head of a calf to left, with his neck truncation marked off by a band of pellets between two lines. Rev. Quadripartite incuse square. Cf. Nomos 24, 2022, 195 (obol), otherwise unpublished. Toned and well centered. Good very fine.