Original sentence: The pillar, almost seven meters high and weighing more than six tons, was erected by Chandragupta II Vikramaditya (375 AD–414 AD), (interpretation based on analysis of archer type Gupta gold coins) of the Gupta dynasty that ruled northern India 320–540.The pillar—almost seven meters (22 feet) high and weighing more than six tons—was allegedly fashioned at the time of Chandragupta II Vikramaditya (375–413),  though other authorities give dates as early as 912 BC
Edited sentence: The pillar, almost seven meters high and weighing more than six tons, was erected by Chandragupta II Vikramaditya (375 CE–414 CE), (interpretation based on analysis of archer type Gupta gold coins) of the Gupta dynasty that ruled northern India 320–540.The pillar—almost seven meters (22 feet) high and weighing more than six tons—was allegedly fashioned at the time of Chandragupta II Vikramaditya (375–413),  though other authorities give dates as early as 912 BCE