Gordian III & Tranquillina AE25 of Istros, Thrace. 10.7 gr. AYT K M ANT GORDIANOC CABI TRANKILIN, Laureate, draped bust of Gordian right, facing draped bust of Tranquillina left. ICTRIHNWN, Tyche standing left, holding rudder and cornucopiae, globe at feet. Varbanov 691; Moushmov 199; AMNG 528. Rare. With permission of Nemesis Coins at vcoins.com.