Dimensions45.5 x 45.5 x 11 mm (1.79 x 1.79 x 0.43 in)
Weight52 (46mm), 46.5 g (42mm) (1.83 oz)
BuildGlass front (Gorilla Glass DX), stainless steel frame 316L or titanium frame
SIMeSIM
MIL-STD-810G compliant*50m water resistant (IP68)ECG certifiedBlood pressure monitorRotating bezel*does not guarantee ruggedness or use in extreme conditions
display
TypeSuper AMOLED
Size1.4 inches
Resolution450 x 450 pixels (~45 ppi density)
ProtectionCorning Gorilla Glass DX
Always-on display
platform
OSAndroid Wear OS, One UI Watch 3
ChipsetExynos W920 (5 nm)
CPUDual-core 1.18 GHz Cortex-A55
GPUMali-G68
memory
Card slotNo
Internal16GB 1.5GB RAM
eMMC
camera
No
sound
LoudspeakerYes
3.5mm jackNo
comms
WLANWi-Fi 802.11 a/b/g/n, dual-band
Bluetooth5.0, A2DP, LE
GPSYes, with A-GPS, GLONASS, GALILEO, BDS
NFCYes
RadioNo
USBNo
features
SensorsAccelerometer, gyro, heart rate, barometer
Natural language commands and dictationSamsung Pay