Amazon.com: Amazfit GTR Mini Smart Watch for Men,14-Day Battery Life, Sports with GPS, 5 Satellite Positioning Systems, Fitness Health Tracker Heart Rate, SPO₂ Monitoring,5 ATM Water Resistance, Black : Electronics
Refurbished machine Amazfit GTR 47mm Smart Watch 5ATM Waterproof Smartwatch Music Control 24 Days Battery Leather Silicon Strap - AliExpress
Amazon.com: Amazfit GTR 3 Pro Smart Watch for Men,12-Day Battery Life, Black & GTS 4 Mini Smart Watch for Women Men, Alexa Built-in, GPS, Fitness Tracker with 120+ Sport Modes, 15-Day Battery
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Amazon.com: Amazfit GTR 2e Smart Watch, 24 Day Battery Life, Alexa Built-in, Fitness Tracker with GPS & 90 Sports Modes, Blood Oxygen Heart Rate Tracker, 5 ATM Water Resistant, for Men Women
Xiaomi AMAZFIT GTR Smartwatch 1.39 Inch GPS 47mm Global Version