Rose Gold aluminum case
S1P dual-core processor
Splash resistant1
Ion-X glass
OLED Retina display with Force Touch (450 nits)
Composite back
Digital Crown
Heart rate sensor, accelerometer, and gyroscope
Ambient light sensor
Speaker and microphone
Wi-Fi (802.11b/g/n 2.4GHz)
Bluetooth 4.0
Up to 18 hours of battery life3
watchOS 3

Height: 42.5mm
Width: 36.4mm
Depth: 10.5mm
Case Weight: 30g