Processor
Operating System
watchOS 4.0
CPU Speed & Type
Dual-core
Chipset / SoC
Apple S3
RAM Size
768MB
ROM Size
16GB
Battery
Li-Ion 273mAh
Design
Dimensions
42.5mm x 36.4mm x 11.4mm
Weight
52.8 grams
Colors
SILVER | SPACE BLACK
Display
Size
1.65-inch
Resolution
(390 x 312) 303ppi
Network / Bearer
SIM
Single-SIM (Nano-SIM)
2G
GSM/EDGE (850, 900, 1800, 1900 MHz)
3G
UMTS/HSPA+/DC-HSDPA (850, 900, 1700/2100, 1900, 2100 MHz)
CDMA EV-DO Rev. A (800, 1900, 2100 MHz)
4G
FDD-LTE (Bands 1, 2, 3, 4, 5, 7, 8, 12, 13, 17, 18, 19, 20, 25, 26, 28, 29, 30, 66)
TD-LTE (Bands 34, 38, 39, 40, 41)
Connectivity
Wi-Fi®
Wi-Fi® 802.11 b/g/n
Bluetooth®
Bluetooth® v4.2
Location
A-GPS, GLONASS
NFC
NFC
Others
Sensors
Accelerometer, Gyro, Heart Rate, Barometer
Durability
Sapphire crystal glass
Inside Box
• Watch
• Documentation