Watch List notes:

Constans II, with Constantine IV. 641-668. AV Solidus (21mm, 4.49 g, 6h). Constantinople mint, 1st officina. Struck 654-659. Crowned and draped facing busts of Constans, wearing long beard, and Constantine; cross between / Cross potent set on three steps; A//CONOB. DOC 25a; MIB 26; SB 959. Traces of deposits in devices, scratches, slightly double struck. Near EF.