Watch List notes:

MESOPOTAMIA. Singara. Gordian III, with Tranquillina, 238-244. AE (Bronze, 32 mm, 20.49 g, 6 h). AYTOK K M ANT ΓOΡΔIANON CAB TPANKYΛΛINA CЄB Laureate, draped and cuirassed bust of Gordian III, on the left, facing diademed and draped bust of Tranquillina, on the right. Rev. AYP CЄΠ KOΛ CINΓAPA The Tyche of Singara, turreted and veiled, seated left on rock, holding grain ears in her right hand; above, centaur (Sagittarius) leaping left, shooting bow; below, river-god Mygdonius swimming left. BMC 8-11. SNG Copenhagen 256. Minor areas of weakness, otherwise, very fine.