Watch SE 3

Material and Finish

Aluminum case
Starlight, Midnight

Size and Weight

Controls

Digital Crown with haptic feedback
Side button
Double tap and wrist flick gestures
Siri with on‑device processing

Chip

S10 chip with 64‑bit dual core processor
4‑core Neural Engine
64GB capacity

Sensors

Second-generation optical heart sensor
Temperature sensor
Compass
Always-on altimeter
High-g accelerometer
High dynamic range gyroscope
Ambient light sensor

Health and Wellness

Cycle Tracking app with retrospective ovulation estimates
Heart Rate app
High and low heart rate notifications
Irregular rhythm notifications
Medications app
Mindfulness app
Noise app
Sleep app including sleep stages
Sleep score
Sleep apnea notifications

Display

Always-On Retina display with OLED and LTPO
Tough Ion-X front glass with 4x crack resistance
Up to 1000 nits peak brightness
2 nits minimum brightness
326 pixels per inch

Audio

Speaker
Microphone
Media playback

Power and Battery Life

All‑day battery life, up to 18 hours of normal use
Up to 32 hours in Low Power Mode
Built‑in rechargeable lithium‑ion battery
Fast‑charge capable
Up to 80% charge in about 45 minutes
15 minutes for up to 8 hours of normal use
8 minutes for up to 8 hours of sleep tracking

Operating System

watchOS
watchOS is the world’s most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe, and connected.

Workouts and Activity

More Workouts
Skiing | Snowboarding | Outdoor Rowing | Paddling | Golf | Walk | Elliptical | Rower | Stair Stepper | HIIT | Yoga | Functional Strength Training | Dance | Cooldown | Core Training | Pilates | Tai Chi | Wheelchair | Kickboxing | Multisport | Other

Safety

Emergency SOS
International emergency calling
Crash Detection
Fall Detection
Noise monitoring
Backtrack

Durability

Water resistance 50m (swimproof)

Connectivity

All Models
Support for 2.4GHz Wi-Fi networks
Wi-Fi 4 (802.11n)
Bluetooth 5.3

L1 GPS (GLONASS, Galileo, QZSS, and BeiDou)

Apple Pay
GymKit

Model A3326 and A3328
Supports RedCap for 5G13 and LTE

FDD‑5G NR (Bands n1, n2, n3, n5, n7, n8, n12, n14, n20, n25, n26, n28, n66, n71)
TDD‑5G NR (Bands n38, n40, n41)

FDD‑LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 14, 17, 18, 19, 20, 25, 26, 28, 66, 71)
TDD‑LTE (Bands 38, 39, 40, 41)

Support for Apple Watch For Your Kids
International roaming

Accessibility

Built‑in accessibility features supporting vision, mobility, hearing, and cognitive disabilities.

Features include:

Environmental Requirements

Operating temperature: 32° to 95° F (0° to 35° C)
Nonoperating storage temperature: –4° to 113° F (–20° to 45° C)
Relative humidity: 5% to 90% noncondensing
Operating altitude: 0 feet to 10,000 feet (0m to 3000m)