Apple Watch Series 3 – 38mm Space Gray Aluminum Case with Gray Sport Band, GPS
- Silver aluminum case
- Built-in GPS and GLONASS
- Faster dual-core processor
- W2 chip
- Barometric altimeter
- Capacity 8GB
- Heart rate sensor
- Accelerometer and gyroscope
- Water resistant 50 meters
- Ion-X strengthened glass
- Composite back