The 34-year-old amassed 8,448 runs at an average of 50.89 and a staggering strike rate of 82.45 before the Test that started today.
The swashbuckling batsman has 23 hundreds under his belt over the last 12 years, including four double and two triple centuries with a highest of 319 against South Africa at Chennai in March 2008.
Apart from Sehwag, India's 100-Test club includes Sachin Tendulkar, Rahul Dravid, VVS Laxman, Anil Kumble, Kapil Dev, Sunil Gavaskar, Dilip Vengsarkar and Sourav Ganguly.