Apple Watch Ultra 4 GPS + Cellular, 49mm Black Titanium Case with Burgundy Alpine Loop - S

Apple Watch Ultra 4 is Apple’s rugged, adventure-ready smartwatch built for serious training and extreme environments. This configuration pairs a 49mm Black Grade 5 titanium case with a Burgundy Alpine Loop (Size S) for a secure, comfortable fit. Ultra 4 features a wide-angle Always‑On Retina display with a flat sapphire crystal and up to 3000 nits peak brightness for excellent visibility outdoors. It delivers advanced health and fitness insights with Apple’s new Health Sensing System, including highly frequent heart-rate and HRV measurements and a readiness experience to help guide recovery and training. With GPS + Cellular built in, you can call, message, and stream without your iPhone nearby. Ultra 4 is engineered for durability with water resistance up to 100m, IP6X dust resistance, and support for recreational scuba diving to 40m, plus a customizable Action button and multi‑day battery life with fast charging.