Watch List notes:

Constans II. 641-668. AV solidus (19 mm, 4.39 g, 7 h). Constantinople, 654-659. d N CONSτAτINЧS C CONSτANI, crowned busts of Constans, on left, and Constantine, on right, facing; cross above / VICTORIA AVGЧ, cross potent set on three steps; H//CONOB. DOC 25h; MIB 26; SB 959. Small graffito in lower reverse field. Lustrous. Extremely fine.

Estimate: $300