Graffitti on the reverse.
Byzantine Empire
Heraclius, Heraclius Constantine and Heroclonas (610-641), Solidus 639-641, Constantinople mint
Obverse: three emperors standing facing, each wearing crown and holding globe cruciger on the right hand, Heraclius, in the centre, with long beard
Reverse: Cross potent on three steps; monogram in field, CONOB in exerque
VICTORIA AVGЧB
Gold, diameter 19 mm, weight 4.41 g