Watch List notes:

Constans II. 641-668. AV solidus (20.1 mm, 4.47 g, 7 h). Constantinople mint, Struck 659-661. DN CONSTANS, Facing busts of Constans and young Constantine, both wearing crown and chlamys, Constans with long beard and plume; cross above / VICTORIA AVGu, Cross potent on three steps flanked by Heraclius and Tiberius standing facing; Δ//CONOB. SBV 964; DOC 30d. EF.