Skipper Arpit Vasavada hit a double century as Saurashtra took a crucial 120-run first innings lead against Karnataka to put one foot in the Ranji Trophy final here on Saturday.

Resuming at his overnight score of 112, Vasavada made 202 off 406 balls while Chirag Jani scored 72 to help Saurashtra finish their first innings at a massive 527 in reply to Karnataka’s 407.