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Apple Watch SE 3

Apple · smartwatch

Apple Watch SE 3

Case
Not published
Water
50 m
Battery
18 h
Health
Temperature

Cellular version

On apple.com Every smartwatch

What Apple publishes

Case

Weight (lightest version)
26.3 gapple.com, 2026-10-02
Water resistance
50 mapple.com, 2026-10-02

Display

Pixel density
326 ppiapple.com, 2026-10-02
Peak brightness
1,000 nitsapple.com, 2026-10-02
Always-on display
Yesapple.com, 2026-10-02

Inside

Chip
S10apple.com, 2026-10-02
Storage
64 GBapple.com, 2026-10-02

Battery

Battery (normal use)
18 happle.com, 2026-10-02
Battery (low power mode)
32 happle.com, 2026-10-02
Workout tracking
7 happle.com, 2026-10-02
Fast charging
Up to 80% charge in about 45 minutesapple.com, 2026-10-02

Health

Temperature sensing
Yesapple.com, 2026-10-02
Sleep apnea notifications
Yesapple.com, 2026-10-02

Connections

Cellular version
Yesapple.com, 2026-10-02
Wi-Fi
Wi-Fi 4apple.com, 2026-10-02
Bluetooth
5.3apple.com, 2026-10-02

More from Apple

  1. Apple Apple Watch Series 12 ECG · Blood oxygen · Temperature Cellular Case42–46 mm Water50 m Battery24 h
  2. Apple Apple Watch Ultra 4 ECG · Blood oxygen · Temperature Dual-frequency GPS Cellular Case— Water100 m Battery50 h

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