Watch List notes:

Constans II, with Constantine IV. 641-668. AV Solidus (19.5mm, 4.46 g, 6h). Constantinople mint, 2nd officina. Struck 654-659. Crowned facing busts of Constans and Constantine, both wearing chlamys; cross above / Cross potent set on three steps; B//CONOB. DOC 25b; MIB 26; SB 959. Toned, hairlines, minor deposits. EF.