Apple Watch Series 3 Silver Aluminium Case with White Sport Band GPS
Optical heart sensor
Digital Crown
S3 with dual-core processor
Accelerometer and gyroscope
Swimproof
watchOS 5
Advanced features for runners like cadence and pace alerts
New head-to-head competitions
Activity sharing with friends
Personalized coaching
Monthly challenges and achievement awards
You can use Walkie-Talkie, make phone calls, and send messages
Listen to Apple Music and Apple Podcasts
Use Siri in all-new ways
Aluminum case
![](https://i.ytimg.com/vi/ZMnRf703f_g/maxresdefault.jpg)