Bestbuy offers Apple Watch Ultra (GPS + Cellular) 49mm Titanium Case with Green Alpine Loop - Medium - Titanium for $599 (orig. $799) with free shipping.

Product Description:
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 specialized apps that work with the advanced sensors, and a new customizable Action button. See Dimension section below for band sizing information.

• Specialized features, sensors, and three new bands designed for exploration, adventure, and endurance
• 49mm aerospace-grade titanium case for an ideal balance of weight, strength, and corrosion resistance
• The largest, brightest Apple Watch display for improved legibility in all conditions
• Up to 36 hours of battery life for normal use along with low-power settings for even longer battery life¹
• Precision dual-frequency GPS system provides accurate location for calculating distance, pace, and route maps
• Water resistant 100m²
• Greater operating temperature tolerances while on-wrist to accommodate incredibly diverse environments
• Customizable Action button can mark a Compass Waypoint, start Backtrack, mark segments in a workout, turn on the flashlight, and more
• Advanced safety features, including Siren, Backtrack, Fall Detection, Emergency SOS,³ and Crash Detection
• Improved Workout app with new metrics, new views, and advanced ways to train
• A completely redesigned Compass app with waypoints and Backtrack
• Depth gauge and water temperature sensor activates automatically when you submerge
• 185;Battery life varies by use and configuration. See apple.com/batteries for more information.
• ²Apple Watch Ultra has a water resistance rating of 100 meters under ISO standard 22810. It may be used for recreational scuba diving (with compatible third-party app from the App Store) to 40 meters and high-speed water sports.
• Apple Watch Ultra should not be used for diving below 40 meters. Water resistance is not a permanent condition and can diminish over time. For additional information, see support.apple.com/HT205000.
• ³Emergency SOS requires a cellular connection or Wi-Fi Calling with an internet connection from your Apple Watch or nearby iPhone.
• ⁴A subscription is required for Oceanic+. Available on the App Store. Always follow diving protocols, dive with a companion, and have a secondary device.
• ⁵Wireless service plan required for cellular service. Contact your service provider for more details.
• Connection may vary based on network availability. Check apple.com/watch/cellular for participating wireless carriers and eligibility. See support.apple.com/en-us/HT207578 for additional setup instructions.
• ⁶The ECG app and irregular rhythm notification require the latest versions of watchOS and iOS and are not intended for use by people under 22 years old.
• The ECG app is available on Apple Watch Series 4 or later (not including Apple Watch SE). The irregular rhythm notification is not designed for people who have been previously diagnosed with Afib.
• ⁷The temperature sensing feature is not a medical device and is not intended for use in medical diagnosis, treatment, or for any other medical purpose.
• ⁸The Cycle Tracking app should not be used as a form of birth control. Data from the Cycle Tracking app should not be used to diagnose a health condition.
• ⁹Blood Oxygen app measurements are not intended for medical use, including self-diagnosis or consultation with a doctor, and are only designed for general fitness and wellness purposes.
• ¹ ⁰Apple Pay is not available in all markets. For a list of Apple Pay countries and regions, visit support.apple.com/en-us/HT207957. 11A subscription is required for Apple Fitness+.