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Polar Grit X | Outdoor watch with GPS, compass and altimeter | Polar USA
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Polar M430 | Running watch with GPS tracker and pace | Polar USA
Polar M430 | Running watch with GPS tracker and pace | Polar USA
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Amazon.com: POLAR Unite Waterproof Fitness Watch (Includes Wrist-Based Heart Rate and Sleep Tracking) : Clothing, Shoes & Jewelry
Hands-on: Polar's new M200 GPS watch with Optical HR | DC Rainmaker
Amazon.com: Polar Pacer Pro - Advanced GPS Sports Watch, Wrist Heart Rate Monitor, Smart Watch for Men and Women, Workout Running Watch, Training Program & Health Recovery Tools, Sleep Monitor & Activity