This smartwatch is part of Apple's watch series 2. It is designed for most indoor and outdoor workouts with a fast dual-core processor and watchOS 3 with various fitness apps and features . The built-in GPS chip picks up signals right away to record distances and speed precisely, giving you the possibility to track your route on your iPhone later. Apple Watch Series 2 is rated water resistant to 50 meters making it suitable for water-related activities like swimming or surfing including a water lock capability to prevent the screen from being swept away by errant touches or splashes. The display has a high visible-light intensity as to provide a clearer view even in bright sunlight. It is kept in a 42 mm stainless steel case in space black completed by a black high-performance sport band and pin-and-tuck closure. Compare to Amazon