Always-On Retina display
Up to 3000 nits
Faster on-device Siri with health data access
Precision Finding for iPhone
Blood Oxygen app
ECG app
High and low heart rate notifications
Irregular rhythm notifications
Low cardio notifications
Temperature sensing
Cycle Tracking with retrospective ovulation estimates
Emergency SOS
International emergency calling
Fall Detection and Crash Detection
Siren
Water resistant
Swimproof
High-speed water sports
Recreational dive to 40m
Precision dual‑frequency GPS
Cellular connectivity
Supports Family Setup (GPS + Cellular models)
Up to 36 hours normal use
Up to 72 hours in Low Power Mode
Fast charging
Battery 99%
Condition: 4/5 - Good condition, with minor signs of use
