II. During Husrau's reign, the coinage of the Sassanid Empire underwent significant changes. In the early period (590-602), the main coin was the drachma, which weighed 4.2 grams and contained 90-95% silver. In addition to the drachma, they also minted copper dirhams, which weighed 3.9 grams. In 602, at the outbreak of the Byzantine-Persian war II. Husrau introduced the kavad drachma, which weighed 4.0 grams and contained 80-85% silver. Mintage of the kavad drachma until 628, II. It continued until Husrau's death. In addition to the kavad drachma II. Other types of coins were minted during Husrau's reign, including :dinar: gold coin weighing 4.4 grams, fals: copper coin weighing 1.2 grams, nusf-dirham: half dirham weighing 1.95 grams. On the coins II. Husrau's name and address were listed.II. Husrau's coinage played an important role in the economy of the Sassanid Empire. Coins were also used for commercial purposes and to pay taxes. The kavad drachma became the most widespread coin of the empire, and centuries later II. He was beaten even after Husrau's death.