Display: 42mm Always-On Retina LTPO3 OLED display

Case: 42mm aluminium (or titanium depending on version)

Chip: Apple S10 SiP

Storage: 64GB

Connectivity: GPS, Wi-Fi, Bluetooth

Health features:

Heart rate monitoring

ECG (where available)

Blood oxygen (availability depends on region/model)

Sleep tracking

Temperature sensing

Activity tracking

Water resistance: 50 meters

Battery life: up to 18 hours (up to 36 hours in Low Power Mode)

Charging: Fast charging (up to ~80% in about 30 minutes)

Sensors: Compass, always-on altimeter, accelerometer, gyroscope, ambient light sensor

Safety: Fall detection, Crash Detection, Emergency SOS

OS: watchOS

Weight: approx. 30 g (aluminium GPS model, varies by finish)