Watch List notes:

IONIA, Uncertain. 5th century BC. AR Tetartemorion (6mm, 0.15 g). Annulet within crescent / Tamgha or monogram within incuse square. CNG E-385, lot 234; otherwise, unpublished in the standard references, but for this reverse type: cf. SNG Kayhan 746 and 1585–6. Toned. VF.