Watch List notes:

Constans II, with Constantine IV, Heraclius, and Tiberius. 641-668. AV Solidus (19.5mm, 4.44 g, 6h). Constantinople mint, 9th officina. Struck circa 661-663. Crowned and draped busts facing of Constans, wearing plumed helmet, and Constantine; cross above / Cross potent set upon three steps; Heraclius and Tiberius, each holding globus cruciger, standing facing to either side; Θ//CONOB[T?]. DOC 38b; MIB 37; SB 971. Lustrous, light marks. Near EF. The letter after CONOB in the mint signature is only partial, but appears to be a T.

From the El Medina Collection.