Apple Watch Ultra 3 GPS + Cellular 49mm Black Titanium Case with Black Alpine Loop - Large (Model A3281, MF0X4QR/A)

Standard smartwatches often fail when you push beyond city limits. The Apple Watch Ultra 3 is built for extreme conditions, combining a rugged titanium case, advanced health and safety features, and multi-day battery life to keep you connected on the trail, in the ocean, or on the mountain.

Who is it for

Outdoor enthusiasts, athletes, and professionals who need a durable, high-performance wearable. Scuba divers, trail runners, and field workers will appreciate its specialized tools.

Main features

• 49mm aerospace-grade titanium case: lightweight yet incredibly strong, designed to withstand the toughest environments.
• Always-On Retina LTPO OLED display with up to 3000 nits peak brightness: readable even in direct sunlight.
• GPS + Cellular: stay connected with LTE, even without your phone.
• Advanced health sensors: blood oxygen, ECG, optical heart sensor, and temperature sensing.
• Water resistance to 100m (WR100) and EN13319 certification for recreational scuba diving to 40m.
• Customizable Action button for quick access to your most-used functions.
• 86dB siren to attract attention in emergencies.
• Up to 36 hours of battery life (72 hours in Low Power Mode).
• Fast charging capable: get back to full power quickly.

Specifications

• Display: Always-On Retina LTPO OLED, 49mm
• Processor: Apple S10 SiP with 64-bit dual-core processor
• Storage: 64GB
• Connectivity: GPS (L1/L5), GLONASS, Galileo, QZSS, BeiDou, LTE, UMTS, Wi-Fi (802.11b/g/n 2.4GHz & 5GHz), Bluetooth 5.4
• Water Resistance: 100m (WR100), EN13319 recreational scuba diving to 40m
• Operating System: watchOS 11
• Case Material: Aerospace-grade Titanium
• Band Type: Alpine Loop
• Band Size: Large
• Health Sensors: Blood Oxygen sensor, Electrical heart sensor (ECG app), 3rd-gen Optical heart sensor, Temperature sensing
• Environmental Sensors: Depth gauge, Water temperature sensor, Compass, Always-on altimeter
• Safety Features: Emergency SOS, International Emergency Calling, Crash Detection, Fall Detection, 86dB Siren
• Battery Life (Normal Use): Up to 36 hours
• Battery Life (Low Power Mode): Up to 72 hours
• Charging: Fast charge capable
• Dust Resistance: IP6X

Tips

Pair with a compatible iPhone for full functionality. Use the Action button to quickly start a workout or mark a waypoint. Rinse the watch with fresh water after exposure to salt water.