Apple Watch Series 2 has a water resistance rating of 50 meters under ISO standard 22810:2010. This means that it might be used for shallow-water activities like swimming in a pool or ocean. However, Apple Watch Series 2 must not be used for scuba diving, waterskiing, or other activities including high-velocity water or submersion below shallow depth.
Aluminum case with Nike Sport Band Exclusive Nike watch faces
Dual-core processor Built-in GPS Built-in rechargeable lithium-ion battery
Water resistant 50 meters¹ Wi-Fi (802.11 b/g/n 2.4Ghz) Bluetooth 4.0
Heart rate sensor Accelerometer Gyroscope Magnetic charging cable
Ambient light sensor Second-generation OLED Retina display with Force Touch (2x brighter)² Ion-X glass