The new Apple Watch, with its much-touted ability to monitor your physical activity, may have millions of people waiting for its release. But 17-time Grand Slam Champion Roger Federer is not so easily sold.
"I haven't felt it or tried it but I'm actually curious to see how it is, and if it's going to revolutionize watches or not," Federer told CNBC. "I doubt it's going to have a big impact on the Swiss watch industry," he said.
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The Rolex spokesman and No. 2 tennis player in the world said he doesn't use any kind of wearable technology.
"I don't quite understand how much you need to know about all of these little things—about how much energy you burn, to how much spin you put on the ball," he said.
Federer said that while the data may help some people, too many numbers and information can blur your mind. "I believe in hard work," he said.
"You have to have your own concept of how you are going to approach your day and what is a priority in your life."
--- Jessica Golden, CNBC