CNG - Ionia, Kolophon. Tetartemorion. Apollo $33.00 Dec-27-00 Seller cngcoins Ionia, Kolophon. 525-490 BC. AR Tetartemorion (0.31 gm). Head of Apollo right / Incuse square with T-e monogram and grain. Milne NNM 96, 34. VF, toned, slightly rough. 723901