The Apple Watch SE 3 pairs a refined aluminium case in Midnight or Starlight with an Always On Retina display that stays bright and readable at a glance. Sleep score, wrist temperature sensing, and Cycle Tracking give a clear view of your wellbeing, while Fall Detection, Crash Detection, and Emergency SOS keep help within reach. The S10 chip drives it all, with up to 18 hours of battery life, fast charging, and 50 metre water resistance for swimming. Cellular models are 5G capable, so calls, messages, and music stay with you even when your iPhone is not nearby.

Key Features

• Always On Retina display, OLED, up to 1,000 nits
• S10 chip with wrist flick, single tap, and double tap gestures
• Heart rate tracking with high and low heart rate, irregular rhythm, and low cardio fitness notifications
• Sleep tracking with sleep score and sleep apnoea notifications
• Vitals app showing heart rate, respiratory rate, wrist temperature, and sleep duration
• Wrist temperature sensing and Cycle Tracking, with period predictions, fertile window estimates, and perimenopause and menopause support
• Emergency SOS, International Emergency Calling, Fall Detection, and Crash Detection
• Apple Intelligence and Siri AI (beta, English to start)
• Water resistance to 50 metres, suitable for swimming
• Up to 18 hours of battery life, and up to 32 hours in Low Power Mode
• Fast charging, 0 to 80% in about 45 minutes
• Cellular models are 5G capable, and work with Apple Watch For Your Kids
• Find iPhone support

Key Specs

• Product Type: Smartwatch
• Brand: Apple
• Model: Apple Watch SE 3
• Case Sizes: 40mm, 44mm
• Case Material: Aluminium
• Colours: Midnight, Starlight
• Connectivity: GPS, or GPS and Cellular (5G capable, wireless plan required)
• Chip: S10
• Display: Always On Retina, OLED, LTPO, up to 1,000 nits
• Water Resistance: 50 metres (ISO 22810:2010), swim only, not for scuba diving or high speed water sports
• Battery: up to 18 hours, up to 32 hours in Low Power Mode
• Fast Charging: 0 to 80% in about 45 minutes, 15 minutes of charging for up to 8 hours
• ECG App: Not available
• Blood Oxygen App: Not available
• Compatibility: iPhone 11 or later with iOS 27 or later
  

What's in the Box

• Apple Watch SE 3
• Strap, as per the selected configuration
• Apple Watch Magnetic Fast Charger to USB C Cable

Warranty

This Apple Watch SE 3 is covered by a one year limited warranty from Apple, protecting against manufacturing defects under normal use.