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£267.99

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  • A new Always‑On display lets you read the time and more without raising your wrist
  • Introducing sleep score — an easy way to track and help improve the quality of your zzz’s
  • New wrist temperature sensing gives you richer health insights in the Vitals app
  • Enjoy all‑day, 18‑hour battery life. Then recharge up to 2x as quickly with new fast charging
  • With glass that’s 4x more resistant to cracks, the display on Apple Watch SE 3 is made for your oops, whoops, and uh‑ohs
  • Keep help close at hand with safety features like Crash Detection and Fall Detection

Walk it. Talk it. Track it. Love it.

Display
Watch glass type Ion-X glass
Rounded display corners Yes
Always-on display Yes
Colour display Yes
Pixel density 326 ppi
Display brightness 1000 cd/m²
Display technology OLED
Display technology marketing name Retina
Touchscreen Yes
Display resolution 368 x 448 pixels
Display type Digital
Processor
Neural processor unit (NPU) cores 4
Neural processor unit (NPU) Apple Neural Engine (ANE)
Performance
Languages support Multi
Noise monitoring Yes
Backtrack Yes
Fall detection Yes
Crash detection Yes
64-bit computing Yes
Processor cores 4
Processor model S10
Processor manufacturer Apple
Flash memory 64 GB
Operating system installed watchOS 11
Mobile operating systems supported iOS
FM radio No
Built-in camera No
Built-in speaker(s) Yes
Built-in microphone Yes
Design
Waterproof up to 50 m
Magnetic charging connector Yes
Protection features Water resistant, Waterproof
Removable strap Yes
Shape Rectangular
Wrist size range 140 - 245 mm
Band size S/M
Band material Fluoroelastomer
Band colour Black
Watch case material Aluminium
Watch case colour Black
Watch case size 44 mm
Market positioning Smartwatch
Features
Altimeter Yes
Haptic feedback Yes
Virtual assistant Apple Siri
Electronic compass Yes
Skin temperature sensor Yes
Ambient light sensor Yes
Virtual pacer function Yes
Workout tracking Yes
Recommended activity Cooldown, Cycling, Dance, Elliptical, Golf, HIIT, Hiking, Kickboxing, Outdoor rowing, Paddling, Pilates, Running, Skiing, Snowboarding, Stair stepper, Swimming, Tai Chi, Walking, Weight training, Wheelchair, Yoga
Personal info management (PIM) SOS
SOS alert function Yes
Double tap gesture Yes
Irregular rhythm notifications Yes
Quality of sleep Yes
Multisport mode Yes
Activity tracker Yes
Gyroscope Yes
Accelerometer Yes
Distance travelled Yes
Sleep apnea detection Yes
Heart rate sensor type Optical
Heart rate monitor Yes
Accessibility features Accessibility Shortcut, AssistiveTouch, Audio Volume Balance, Auto Transcription, Auto-Answer Calls, Bold Text, Button Click Speed, Color Filters, Hourly Chimes, Increase Contrast, Live Speech, Mono Audio, On/Off Labels, Personal Voice, RTT Support, Reduce Motion, Reduce Transparency, Taptic Time, Text Size, Touch Accommodations, Type to Siri, VoiceOver, Zoom, Live Listen
Network
Quasi-Zenith Satellite System (QZSS) Yes
Galileo Yes
GPS (satellite) Yes
Mobile network generation Not supported
Mobile network connection No
Ports & interfaces
Headphone connectivity Bluetooth
Near Field Communication (NFC) Yes
Bluetooth Low Energy (BLE) Yes
Bluetooth version 5.3
Bluetooth Yes
Wi-Fi standards Wi-Fi 4 (802.11n)
Wi-Fi Yes
USB port No
Power
Battery recharge time(80%) 0.75 h
Wireless charging Yes
Battery life 18 h
Battery life (max) 32 h
Battery technology Lithium-Ion (Li-Ion)
Battery type Built-in battery
Operational conditions
Operating altitude 0 - 3000 m
Operating relative humidity (H-H) 5 - 90%
Storage temperature (T-T) -20 - 45 °C
Operating temperature (T-T) 0 - 35 °C
General
Product family Watch
Product series SE (3nd generation)
Weight & dimensions
Weight 32.9 g
Thickness 1.07 cm
Depth 44 mm
Width 38 mm
Packaging data
Package weight 272 g
Package height 30 mm
Package depth 240 mm
Package width 77 mm
Packaging content
Cables included Magnetic Fast Charger to USB‑C