Kavad II was the Sasanian King of Kings of Iran briefly in 628.
Silver drachma of Kavad II with the mint signature "AYLAN"
Gold dinar of Khosrow II (r. 590–628)
Folio from the Shahnameh depicting the enthronement of Kavad II. Created in 1518 in Tabriz, Safavid Iran
Silver drachma of Kavad II, minted at Ray
Heraclius was Byzantine emperor from 610 to 641. His rise to power began in 608, when he and his father, Heraclius the Elder, the Exarch of Africa, led a revolt against the unpopular emperor Phocas.
Kavad II
…by one of the faction leaders. After ascending the throne, he had his father and all his brothers executed. He made peace with the Byzantine emperor Heraclius (r. 610–641), thus bringing to an end the Byzantine–Sasanian War of 602–628. Kavad II soon died of a devastating plague, which became known as the…
Solidus of Heraclius aged 35–38, struck in Constantinople between 610 and 613
"Heraclius Sentencing the Tyrant Phocas", lithography in the National Gallery of Art
Gold solidus of Heraclius and his father in consular robes, struck during their revolt against Phocas
Heraclius in 613–616 (aged 38–41) with his son Heraclius Constantine