Features
The Apple Watch SE 3 is water resistant up to 50 meters. Requires an iPhone 11 or later running iOS 26 or later. Emergency SOS feature Collision detection Fall detection Noise monitoring Return path Includes 20+ workouts Includes a speaker and microphone Health & Fitness: Optical heart rate sensor, high and low heart rate alerts, irregular heart rate alerts, sleep tracking Connectivity: GPS, Bluetooth 5.3, Wi-Fi S10 processor, supports double tap gestures