The most rugged and capable Apple Watch ever, designed for exploration, adventure, and endurance. With a 49mm aerospace-grade titanium case, extra-long battery life,1 specialised apps that work with the advanced sensors, and a new customisable Action button.
1Battery life varies by use. 2Ultra has a water resistance rating of 100 meters under ISO standard 22810. 3Emergency SOS requires a cellular connection. 4Subscription is required for Oceanic+. 5Wireless service plan required. 6The ECG app are not intended for people under 22 years old. 7Temperature sensing feature is not a medical device. 8The Cycle Tracking app not be used as a form of birth control.