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Amazon.com: Amazfit GTR 3 Smart Watch for Men, 21-Day Battery Life, Alexa Built-in, 150 Sports Modes & GPS, 1.39”AMOLED Display, SpO2 Heart Rate Tracker, Water Resistant, Fitness Watch for Android iPhone, Black :
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Amazon.com: Amazfit GTR 3 Pro Limited Edition Smart Watch For Men Women, Alexa Built-in, Bluetooth Call, GPS, Fitness Watch With 150 Sports Modes, Blood Oxygen Heart Rate Tracking, 5 ATM Water Resistant,
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