Watch List notes:

Constans II. 641-668. AV solidus (20 mm, 4.39 g, 6 h). Constantinople, 654-659. δ N CONSτANτINЧS C CONSτ (AV), crowned and draped busts of Constans, on left, wearing long beard, and Constantine, on right, facing; above, cross / VICTORIA AVςЧ, Cross potent set upon three steps; I//CONOB. DOC 25j; MIB 26; SB 959. Lustrous. Extremely fine.