641-668 AD. Constantinople mint. Obv: dN CONSTANTINUS C CONSTAN legend with crowned facing busts of Constans, with long beard on left, and Constantine, beardless, on right, both wearing chlamys; cross between their heads. Rev: VICTORIA AVGU legend and officina letter E with cross potent on three steps; mintmark CONOB below. DOC 25j; MIB III 26; Sear 959. 4.46 grams. ("). Ex Wilkinson collection, Nottinghamshire; acquired from Simon Shipp, circa 2012.