Apple Watch SE 3 — Product Description

Overview
The Apple Watch SE 3 delivers the powerful core of Apple’s smartwatch experience—health, safety, fitness, and connectivity—at a more accessible price point. With the new S10 chip, upgraded sensors, an Always-On display, and more advanced health features, SE 3 bridges the gap between value and capability. Apple+2Apple+2

Key Features & Highlights

• Always-On Retina Display
  For the first time in the SE line, SE 3 includes an Always-On display, so you can see the time and important info without lifting your wrist. MacRumors+2Apple+2

• Performance & Gestures
  Powered by the S10 chip (the same as higher-end models), SE 3 supports smart gesture controls like Double Tap and Wrist Flick, letting you interact with your watch one-handed while holding items. Apple+2MacRumors+2

• Advanced Health & Wellness Sensors

  • Wrist temperature sensing for better insights (e.g. retrospective ovulation estimates) Apple+1

  • Sleep Score plus sleep apnea notifications to monitor your rest more meaningfully Apple+2Apple+2

  • Heart rate monitoring, irregular rhythm alerts, and high/low heart rate notifications Apple+2Apple+2

• Durability & Design

  • Display glass made of Ion-X that is 4× more crack resistant than the previous SE 2 model Apple+3Apple+3Apple+3

  • 50 m water resistance, making it swim-suitable for shallow water activities Apple

  • Slim aluminum case (in 40 mm and 44 mm sizes) with color options like Midnight and Starlight Tom's Guide+2Apple+2

• Battery, Charging & Connectivity

  • Up to 18 hours of use in regular mode Apple+1

  • Low Power Mode stretches that to ~32 hours including sleep tracking Apple+1

  • Fast charging: ~80 % in around 45 minutes; with 15 minutes of charging giving ~8 hours of use Tom's Guide+2Apple+2

  • 5G / Cellular support (in models that include cellular) for staying connected when away from your iPhone Apple+1

• Safety & Connectivity Features

  • Fall Detection, Crash Detection, and Emergency SOS — helps in critical situations Apple+3Apple+3Apple+3

  • On-device Siri support (even for health questions) via the smart chip MacRumors+1

  • Seamless integration with iPhone: notifications, messaging, maps, Apple Pay, etc. Apple+1

• Environmental & Materials Focus

  • The case is made from 100% recycled aluminum Apple+1

  • The device design includes recycled materials in the battery, magnets, solder, glass, and more to reduce environmental impact. Apple

• Compatibility & Requirements

  • Requires iPhone 11 or later running iOS 26 or later Apple

  • Compatible with the large range of existing Apple Watch bands Apple

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