Van Gerwen hit a 108 average in winning with Smith hitting 100 in defeat in a match that went all the way. He spoke afterwards and lauded praise on his opponent calling the game and him incredible.
Also he said that he wants to keep the standard up and win the tournament come the end of the week.
"It was an incredible game against an incredible player who produced some great darts but I did the right things at the right moments," said Van Gerwen.
"I played so well but at times I thought I wasn't going to be able to break his throw but I love playing games like this for the crowd, this is why we play darts.
"I want to keep playing to this standard for the rest of the tournament and I want to win."
The prize fund breakdown for this tournament can be found here. Click here for more information about the Grand Slam of Darts.
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