Apple Watch Series 3 - Space gray aluminum case with black sport band. Low and high heart rate notifications. Emergency SOS. New Breathe watch faces. Automatic workout detection. New yoga and hiking workouts. 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. Built-in cellular lets you use Walkie-Talkie, make phone calls, and send messages. Stream Apple Music and Apple Podcasts. And use Siri in all-new ways—even while you’re away from your phone. With Apple Watch Series 3, you can do it all with just your watch.

What's Included
Space Gray Aluminum Case
Black Sport Band
1m Magnetic Charging Cable
5W USB Power Adapter

Features
GPS + Cellular¹
Optical heart sensor
Digital Crown
S3 with dual-core processor
Accelerometer and gyroscope
Swimproof³
watchOS 5
Aluminum case
Apple Watch Series 3 (GPS + Cellular) requires an iPhone 6 or later with iOS 12 or later.
Wireless service plan required for cellular service. Apple Watch and iPhone service provider must be the same. 
Roaming is not available outside your carrier network coverage area. Contact your service provider for more details.
Apple Music requires a subscription.
ISO standard 22810:2010. Appropriate for shallow-water activities like swimming. Submersion below shallow depth and high-velocity water activities not recommended.