Watch List notes:

Philip II, as Caesar, Ӕ20 of Magnesia ad Maeandrum, Ionia. AD 244-247. M IOYΛ ΦIΛIΠΠOC, laureate and draped bust right / MAΓNHTΩN, Eagle standing facing, head left, with wreath in beak. BMC -; SNG Copenhagen -; SNG von Aulock -; Cf. BMC 71-72 for reverse type from this mint (Severus Alexander). 2.94g, 20mm, 12h.

Very Fine. Apparently unpublished in the standard references.