Apple Watch Ultra 1 (49m)

• Rugged built to meet the demands of endurance athletes, outdoor adventurers, and water sports enthusiasts.
  
  
• Up to 36 hours of battery life, plus all the Apple Watch features that help you stay healthy, safe, and connected.
  
  
• Larger Digital Crown and more accessible buttons.
  
  
•  100m water resistance. Customizable Action button for instant physical control over a variety of functions.
  
  
• Biggest Brightest  Dsiplay A bright Always-On Retina display that’s easy to see, even in direct sunlight. 
  
  
• More room for adding complications to customize your watch face.
  
  
• Advanced metrics in the Workout app, including Heart Rate Zones and Running Form. Precision dual-frequency GPS for accuracy, distance, route, and pace calculations. 
  
  
• Trail Loop band is thin, light, and flexible, designed especially for runners.
  
  
• Compass app delivers all-new views and functionality.
  
  
• Mark your location with Compass Waypoints.
  
  
• Backtrack uses GPS to map where you’ve been so you can retrace your steps. 
  
  
• Alpine Loop band is extremely rugged and secure to meet the needs of hikers and climbers.
  
  
• Made for high-impact water sports and diving. The Oceanic+ app puts a dive computer on your wrist. Ocean Band is light and flexible, with a titanium buckle and adjustable loop for a secure fit even during high-speed water sports.
  
  
• Advanced health sensors give you deep insights into your health. Fall Detection and Crash Detection can automatically connect you with emergency services in the event of a hard fall or a severe car crash.
  
  
•  Hold the Action button to activate a siren that can be heard up to 600 feet away.