Processor:

 S9 SiP  64-bit dual-core processor

Storage:

 64GB. 

Case:

 49mm black titanium case made from 95% recycled Grade 5 titanium. 

Display:

 Always-On Retina display, up to 3000 nits brightness. 

Durability:

 Raised edges protect the sapphire front crystal, designed for extreme conditions, and certified to EN13319 for diving. 

GPS & Cellular:

 Built-in GPS and cellular connectivity for staying connected on the go. 

Action Button:

 Customizable button for quick access to features like Translate, Voice Memo, or Music Recognition. 

Sensors:

 Electrical and third-generation optical heart sensors, temperature sensor, depth gauge, and more. 

Health & Wellness:

 ECG app, Cycle Tracking, Heart Rate app, high/low heart rate notifications, irregular rhythm notifications, Medications app, Mindfulness app, Noise app, and Sleep app. 

Operating System:

 WatchOS

Other Features:

 Dual speakers, microphone, Digital Crown with haptic feedback, and water resistance up to 100 meters.