Vasudeva the standard coin (a tetradrachm) weighed only 9g. The devaluation led to a massive production of imitations, and an economic demand for the older, pre-devaluation coins in the Gangetic valley. However, the motivation (and even some of the details) of this devaluation are still unknown. References Sources External links Online Catalogue of Huvishka's Coinage Coins of Huvishka Was Huvishka sole king of the Kushan Empire The Devaluation of the Coinage of Kanishka Kushan emperors 2nd-century Indian monarchs