Display 1.2" 390x390 326ppi AMOLED, Corning Gorilla Glass
Size 48.9 x 45 x 12.6mm
Weight Watch 2 Bluetooth: 40g. Watch 2 LTE: 42g. Watch 2 Classic: 47g.
Lug width Watch 2: 20mm. Watch 2 Classic: 22mm.
Material Watch 2: Mixed plastics. Watch 2 Classic: 316L Stainless Steel, plastics.
Storage/Memory 4GB / 768MB
Processor
Qualcomm Snapdragon Wear 2100
Connectivity Bluetooth 4.1, GPS + Glonass, WiFi b/g/n, LTE version: GSM/WCDMA/TDS/CDMA2000/TDD-LTE/FDD-LTE with both SIM and eSIM versions
Sensors Accelerometer, gyroscope, barometer, heart rate, ambient light, geomagnetic, capacitance
Battery 420mAh, 2 days on regular use, 10 hrs in GPS mode, magnetic suction based charger (pogo pins)
Water resistance IP68
NFC and
Android Pay Limited to supported regions
Colors Watch 2: Dynamic Orange, Carbon Black, Concrete Grey. Watch 2 Classic: Titanium Grey.