Apple - Watch SE3 Starlight Aluminum Case with Starlight Sport Band 40mm (GPS) - S/M

Apple Watch SE 3 is packed with health, fitness, connectivity, and safety essentials‚ all for a great value. Track your sleep score. Get richer health insights in the Vitals app. Stay active with a wide range of workouts. Save time with fast charging. See your info at a glance with the Always-On display. And still get all-day, 18-hour battery life.

Key Features

* HEALTH ESSENTIALS‚ Temperature sensing enables richer insights in the Vitals app and retrospective ovulation estimates. You'll also get a daily sleep score, sleep apnea notifications, and be alerted if you have a high or low heart rate or an irregular rhythm.
* GREAT BATTERY LIFE‚ Enjoy all-day, 18-hour battery life. Then charge up to twice as fast as SE 2 and get up to 8 hours of battery in just 15 minutes.
* ALWAYS-ON DISPLAY‚ Now you can read the time and see the watch face without raising your wrist to wake the display.
* A GREAT FITNESS PARTNER‚ SE 3 gives you a healthy number of ways to track your workouts. With real-time metrics, you'll hit your goals like never before.
* STAY CONNECTED‚ Send a text, take a call, listen to music and podcasts, and get notifications. SE 3 (GPS) works with your iPhone or Wi-Fi to keep you connected.
* SAFETY FEATURES‚ SE 3 can detect a hard fall or severe car crash, automatically help connect you with emergency services, and notify your emergency contacts. Check In can automatically notify a loved one when you've arrived at your destination.
* APPLE WATCH FOR YOUR KIDS‚ Set up Apple Watch For Your Kids, even if they don't have their own iPhone. So they can call, text, and share their location.
* YOUR WATCH, YOUR WAY‚ Express yourself with dozens of easily customizable faces and a wide range of bands in different colors, styles, and materials.

Legal Disclaimers

1. The temperature sensing feature is not intended for medical use. Temperature sensing is available only on Apple Watch Series 8 and later, Apple Watch SE 3, and all Apple Watch Ultra models.
2. All-day battery life is based on the following use: 300 time checks, 90 notifications, 15 minutes of app use, and a 60-minute workout with music playback from Apple Watch via Bluetooth, over the course of 18 hours; Apple Watch SE 3 (GPS) usage includes connection to iPhone via Bluetooth during the entire 18-hour test; Apple Watch SE 3 (GPS + Cellular) usage includes a total of 4 hours of cellular connection and 14 hours of connection to iPhone via Bluetooth over the course of 18 hours. Battery life in Low Power Mode including sleep tracking is based on the following use: 430 time checks, 130 notifications, 20 minutes of app use, a 60-minute workout with music playback from Apple Watch via Bluetooth, and 6 hours of sleep tracking over the course of 32 hours; Apple Watch SE 3 (GPS) usage includes connection to iPhone via Bluetooth during the entire 32-hour test; Apple Watch SE 3 (GPS + Cellular) usage includes on-demand cellular connection and 24 hours of connection to iPhone via Bluetooth over the course of 32 hours. Testing conducted by Apple in July and August 2025 using preproduction Apple Watch SE 3 (GPS) and Apple Watch SE 3 (GPS + Cellular), each paired with an iPhone; all devices tested with prerelease software. Battery life varies by use, configuration, cellular network, signal strength, and many other factors; actual results will vary.
3. Charge times are from 0–80% and 0–100% using the included Apple Watch Magnetic Fast Charger to USB‑C Cable. Testing conducted by Apple in July and August 2025 using preproduction Apple Watch SE 3 (GPS) and Apple Watch SE 3 (GPS + Cellular), each paired with an iPhone; all devices tested with prerelease software, Apple Watch Magnetic Fast Charger to USB‑C Cable (Model A2515), and Apple 20W USB‑C Power Adapter (Model A2305). Fast-charge testing conducted with drained Apple Watch units. Times measured from the appearance of the Apple logo as the unit started up. Charge time varies with adapter, region, settings, initial battery levels, usage, and environmental factors; actual results will vary.
4. Apple Watch SE 3 Ion-X glass is 4x more crack resistant than Apple Watch SE 2.
5. Emergency SOS requires a cellular connection or Wi‑Fi calling with an internet connection from your Apple Watch or nearby iPhone. You can use cellular models of Apple Watch to make an emergency call in many locations, provided that cellular service is available. Some cellular networks may not accept an emergency call from your Apple Watch if your Apple Watch isn’t activated, if it isn’t compatible with or configured to operate on a particular cellular network, if it isn’t set up for cellular service, or if the cellular network does not support emergency calling over IMS.
6. Apple Watch SE 3 has a water resistance rating of 50 meters under ISO standard 22810:2010. This means that it may be used for shallow-water activities like swimming in a pool or ocean.