Features
• Case made of silver aluminum
• Built-in GPS / GLONASS module
• More powerful dual-core processor
• W2 processor
• Barometric altimeter
• Capacity 8 GB1
• Heart activity sensor
• Accelerometer and gyroscope
• Water-resistant to a depth of 50 m2
• Ion-X glass of increased strength
• Composite back panel
• Wi-Fi (802.11b / g / n, 2.4 GHz)
• Bluetooth 4.2
• Up to 18 hours of battery life3
• watchOS 4

Dimensions
• Length: 38.6 mm
• Width: 33.3 mm
• Thickness: 11.4 mm
• Weight: 26.7 g

Equipment
• Enclosure
• Sports Strap
• Charging cable with magnetic fastening (1 m)
• 5W USB Power Adapter

11 GB = 1 billion bytes; The actual capacity after formatting is less.
2Apple Watch Series 3 waterproof at a depth of 50 meters according to ISO 22810: 2010. This means that they can be used for shallow dives, such as swimming in the pool or the sea. Apple Watch Series 3 should not be used for diving, water skiing and other activities that involve immersion in great depths or contact with water at high speed.
3 The battery life depends on the settings and the mode of use of the device; the actual operating time may not be the same.