Apple Watch Ultra 3

Model: Apple Watch Ultra 3
Operating System: watchOS 26
Display: 1.98–2.04 inch LTPO OLED, resolution 422 × 514 pixels, peak brightness up to 3000 nits
Processor: Apple S10 dual-core chip
Storage: 64 GB
Battery: ~42 hours normal use, up to 72 hours in low power mode
Build: Titanium case, sapphire crystal front, ceramic/sapphire back, MIL-STD-810H certified, water resistant WR100 (100m), IP6X dust resistant, diving standard EN13319
Connectivity: LTE with eSIM, 5G support, Bluetooth 5.3, dual-band Wi-Fi, multi-band GPS (L1+L5), GNSS (GLONASS, Galileo, BeiDou)
Sensors & Health Features: Heart rate (optical + electrical), SpO₂, body and water temperature, depth gauge, barometric altimeter, compass, accelerometer, gyroscope, hypertension alerts, sleep score tracking
Size: 49 × 44 × 12 mm
Weight: ~61.6 g (Natural Titanium)