Apple Watch Ultra 3 GPS+Cell 49mm Blck Titanium Case

Material and Finish Titanium case, Grade 5 Natural, Black Size and Weight Height: 49mm Width: 44mm Depth: 12mm 422 by 514 pixels 1245 sq mm display area Weight (natural): 61.6 grams Weight (black): 61.8 grams Fits 130-210mm wrists Hardware and Buttons Microphone Speaker Customizable Action button Siren/Speaker Antennas (GPS, cellular/satellite) Microphone Side button Microphone Digital Crown Depth gauge/Water temperature sensor/Altimeter Controls Customizable Action button Digital Crown with haptic feedback Side button Double tap and wrist flick gestures Siri with on-device processing Chip S10 chip with 64-bit dual-core processor 4-core Neural Engine 64GB capacity Sensors Electrical heart sensor Third-generation optical heart sensor Blood oxygen sensor Temperature sensor Depth gauge Water temperature sensor Compass Always-on altimeter High-g accelerometer High dynamic range gyroscope Ambient light sensor Health and Wellness Blood Oxygen app ECG app Cycle Tracking app with retrospective ovulation estimates Heart Rate app High and low heart rate notifications Irregular rhythm notifications Medications app Mindfulness app with state of mind tracking Noise app Sleep app including sleep stages Sleep score Sleep apnea notifications Hypertension notifications Display Always-On Retina display with wide-angle OLEDs and LTPO3 1Hz refresh Active area (422 by 514 pixels, 326 pixels per inch) Flat sapphire crystal display Up to 3000 nits peak brightness 1 nit minimum brightness Night Mode for Apple Watch Ultra faces (Modular Ultra, Wayfinder, Orienteering) Audio Three-microphone array with beamforming and wind noise mitigation Dual speakers Media playback Siren Power and Battery Life Multiday battery life, up to 42 hours of normal use Up to 72 hours in Low Power Mode Built-in rechargeable lithium-ion battery Fast-charge capable9 Up to 80% charge in about 45 minutes9 15 minutes for up to 12 hours of normal use 5 minutes for up to 8 hours of sleep tracking Operating System watchOS watchOS is the world's most advanced wearable operating system, with apps and features designed to keep you active, healthy, safe, and connected. Workouts and Activity Running Custom workouts Customizable Workout Views Training Load / Workout Effort Tracking Heart Rate Zones (customizable) Postworkout heart rate VO2 max Race Route Pacer Precision Start using Action button Stride Length, Ground Contact Time, Cadence, Power, and Vertical Oscillation Automatic track detection Multisport workout Hiking Compass with bearing, incline, elevation, and coordinates Custom waypoints Automatically generated waypoints to cellular connectivity Backtrack GPS data Offline maps with custom route creation Elevation alerts Topographic maps for thousands of national and regional parks (U.S. only) Hundreds of curated hikes across all 63 U.S. national parks Siren Cycling Custom workouts Customizable Workout Views Training Load / Workout Effort Tracking Average speed, elevation gained, and distance Bluetooth-compatible with power meters Functional Threshold Power (with power meter connection) Live Activity on iPhone Heart Rate Zones (customizable) Cadence (rpm), speed (mph), power (watts), power zones (with power meter connection) Postworkout heart Compatibility iPhone 11 or later, including iPhone SE (2nd generation or later), with iOS 26 or later What's in the box Apple Watch Ultra Band Apple Watch Magnetic Fast Charger to USB-C Cable (1m)