Watch List notes:

Constans II, with Constantine IV. 641-668. AV Solidus (18mm, 4.32 g, 6h). Constantinople mint, uncertain officina. Struck 654-659. Crowned and draped facing busts of Constans and Constantine; cross between / Cross potent set upon three steps; [...]//CONOB. Cf. DOC type 25; MIB 26; SB 959. VF, weakly struck.