Apple Watch Series 12 is a GPS smartwatch with a 42mm black aluminum case and a black Sport Band. It tracks health and fitness and works with your iPhone or Wi-Fi to send texts, take calls, play music, use Siri and show notifications.
For health, it measures HRV as often as every five minutes and takes background heart rate readings every five seconds. It also offers hypertension notifications, cycle tracking, a daily sleep score, blood oxygen readings and overnight metrics in the Vitals app. A readiness feature looks at recent activity, vitals and sleep. For workouts, it has Pacer, Heart Rate Zones and Workout Buddy.
It can detect a hard fall or severe car crash, help connect you with emergency services and notify your emergency contacts. The aluminum case has Ceramic Shield 2 glass. Siri AI supports voice conversations, and Audio Intelligence adds Live Rewind and Siri Recap.
- Case
- 42mm black aluminum
- Band
- Black Sport Band
- Connectivity
- GPS model; works with iPhone or Wi-Fi
- Compatibility
- iPhone 11 or later with iOS 27 or later
- Display glass
- Ceramic Shield 2 on aluminum cases
- Battery life
- Up to 24 hours of normal use
- Fast charging
- 15 minutes gives up to 12 hours of normal use
- Heart health
- HRV as often as every 5 minutes; background heart rate every 5 seconds; hypertension notifications
- Health tracking
- Sleep score, cycle tracking, blood oxygen, Vitals app, readiness
- Fitness
- Pacer, Heart Rate Zones, advanced workout metrics, Workout Buddy
- Safety
- Fall detection, crash detection, Emergency SOS, emergency contact notifications
- Siri AI
- Voice conversations; available in English
- Audio Intelligence
- Live Rewind, Siri Recap, Sound Recognition, faster Shazam
- Workout Buddy needs
- Paired Apple Intelligence-enabled iPhone and Bluetooth headphones; English or Spanish (Mexico)
- In the box
- Case, band, 1m magnetic charging cable