Overview Apple Watch SE has the same larger display size Retina display as Series 6, so you can see more at a glance. Advanced sensors to track all your fitness and workout goals. And powerful features to keep you healthy and safe. The Sleep app lets you set a bedtime routine and track your sleep. And you also get calls, messages and music on your wrist. It’s a lot of watch for a lot less than you expected. Key Features GPS model lets you answer calls and reply to text messages from your wrist Large Retina OLED display The processor is up to twice as fast as Series 3 Track your daily activity on Apple Watch and see your trends in the Fitness app on iPhone Measure workouts like running, walking, cycling, yoga, swimming and dance Swim-proof design1 High- and low-heart-rate notifications Sync your favourite music, podcasts and audiobooks Pay instantly and securely from your wrist with Apple Pay Built-in compass and real-time elevation readings Can detect if you’ve taken a hard fall, then automatically call emergency services for you Emergency SOS lets you get help from your wrist2 watchOS 7 with sleep tracking, cycling directions, updates to Siri and new customisable watch faces 100 per cent recycled aluminium cases are available in three finishes Legal Apple Watch SE requires an iPhone 6s or later with iOS 14 or later. 1ISO standard 22810:2010. Appropriate for shallow-water activities like swimming. Submersion below a shallow depth and high-velocity water activities are not recommended. 2To use Emergency SOS, your iPhone needs to be nearby.