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Other

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No

Network

Technology
GSM / HSPA / LTE
 2G bands
GSM 850 / 900 / 1800 / 1900
 3G bands
HSDPA 850 / 900 / 2100 / 800 - Europe, Australia (A1891)
 4G bands
LTE band 1(2100), 3(1800), 5(850), 7(2600), 8(900), 18(800), 19(800), 20(800), 26(850) - Europe, Australia (A1891)
 Speed
HSPA, LTE
 GPRS
Yes
 EDGE
Yes
 
HSDPA 850 / 1700(AWS) / 1900 / 800 - USA, LATAM, Canada (A1861)

Launch

Announced
2017, September
 Status
Available. Released 2017, September

Body

Weight
46.4 g (1.62 oz)
 Build
Ceramic case/back
 SIM
Electronic SIM card (eSIM)
 
- 50m waterproof

Display

Type
AMOLED capacitive touchscreen, 16M colors
 Size
1.65 inches, 8.6 cm2 (~55.1% screen-to-body ratio)
 Resolution
390 x 312 pixels (~303 ppi density)
 Multitouch
Yes
 
- 3D Touch display - 1000 nits
 Protection
Sapphire crystal glass

Platform

OS
watchOS 4.0, upgradable to 5.0
 Chipset
Apple S3
 CPU
Dual-core
 GPU
PowerVR

Memory

Card slot
No
 Internal
16 GB, 768 MB RAM (to be confirmed)

Sound

Alert types
Vibration; Ringtones
 Loudspeaker
Yes
 3.5mm jack
No

Comms

WLAN
Wi-Fi 802.11 b/g/n
 Bluetooth
4.2, A2DP, LE
 GPS
Yes, with A-GPS, GLONASS
 Radio
No
 USB
No

Features

Sensors
Accelerometer, gyro, heart rate, barometer
 Messaging
SMS(threaded view), Email, Push Email, IM
 Browser
No

MISC

Colors
White, Gray