Watch List notes:

Constans II, with Constantine IV (641-668). AV Solidus, Constantinople mint, officina Γ. Crowned busts of Constans and Constantine facing, both wearing chlamys; between their heads, cross. / Cross potent on three steps; in exergue, CONOBI. D.O. 26; MIB 28; Sear 960. AV. 4.33 g. 19.80 mm. EF/About FDC.