Glass front (Sapphire crystal), ceramic/sapphire crystal back, stainless steel frame
SIM:
No
:
50m water resistant
Network
GPRS:
No
EDGE:
No
Technology:
No cellular connectivity
2G bands:
N/A
Platform
OS:
watchOS 3.0, upgradable to watchOS 6.2.8
Chipset:
Apple S2 (16 nm)
CPU:
Dual-core 780 MHz Cortex-A7
GPU:
PowerVR G6200
Memory
Card slot:
No
Internal:
8GB 512MB RAM
Camera
:
No
Sound
Loudspeaker:
Yes
3.5mm jack:
No
Features
Sensors:
Accelerometer, gyro, heart rate
:
Natural language commands and dictation
Comms
WLAN:
Wi-Fi 802.11 b/g/n
Bluetooth:
4.0, A2DP
Positioning:
GPS, GLONASS
NFC:
Yes
Radio:
No
USB:
No
Battery
Type:
Li-Ion 273 mAh (1.03 Wh), non-removable
Charging:
Wireless
Misc
Colors:
Sport band: silver case/white, black case/blackLeather band: silver case/blue, brown, gray, red Stainless Steel band: silver case/silver, black case/black