Watch List notes:

MESOPOTAMIA. Edessa. Gordian III, with Abgar X Phraates, 238-244. Diassarion (Bronze, 23 mm, 8.87 g, 5 h). AΥTOK K M ANT ΓOPΔIANOC CEB Radiate, draped and cuirassed bust of Gordian III to right, seen from behind; to right, star. Rev. ABΓAPOC BACIΛEΥC Crowned and draped bust of Abgar X to right, seen from front; to left, star. BMC 144. SNG Copenhagen 228. Fine eastern style. Minor deposits, otherwise, very fine.
From the W. F. Stoecklin Collection, Amriswil, Switzerland, acquired from Münzen & Medaillen, Basel, prior to 1975.