1. 1GB = 1 billion bytes; actual formatted capacity less.
2. Battery life varies by use and configuration; actual results will vary. See www.apple.com/ph/batteries and www.apple.com/ph/watch/battery.html for more information.
3. Apple Watch Series 4 has a water resistance rating of 50 meters under ISO standard 22810:2010. This means that it may be used for shallow-water activities like swimming in a pool or ocean. However, Apple Watch Series 4 should not be used for scuba diving, waterskiing, or other activities involving high-velocity water or submersion below shallow depth.
4. Leather and stainless steel bands are not water resistant.

Some bands are sold separately. Some features are not available in all regions or all languages.

Apple Watch Series 4 (GPS) requires an iPhone 5s or later with iOS 12 or later.

To learn more about wearing Apple Watch, getting a good fit, potential skin sensitivity, and proper care and cleaning, click here.