Apple Watch is a smartwatch which can connect with your iPhone, making it possible to use your Apple smart Watch to do all sorts of things like make calls, send and receive texts, make payments, track your exercise, and more.
Smartwatch Pairing
Connect and share allowances between your iPhone and Apple Watch.
All our Apple Watch plans
Buy your new Apple Watch on Three and pair it with iPhone 6s or later models for the ultimate connectivity. If you’re new to Three or you don’t have a compatible iPhone, you can buy or upgrade to a new iPhone with us and add Apple Watch to your Pay Monthly plan.
Apple Watch 11
Get invaluable insights about your health.
- A powerful fitness partner. Get advanced metrics for all your workouts. Comes with Workout Buddy, powered by Apple Intelligence.
- Know your sleep score. Track and understand the quality of your sleep, so you can make it more restorative.
- Built to last. Comes with a super-durable glass display, 50m water resistance, and IP6X dust resistance.
Apple Watch Ultra 3
The ultimate sports and adventure watch.
- Rugged and ready to go. Comes with an extremely tough titanium case and 100m water resistance – perfect for serious swimmers.
- Ultimate running and workout companion. Pacer, heart rate zones, custom workouts and more… everything runners, cyclists and athletes need.
- Multi-day battery life. Enjoy up to 42 hours of normal use and up to 72 hours in Low Power Mode. This watch will last the pace.
Apple Watch SE 3
Walk it. Talk it. Track it. Love it.
- It’s go time. Track your workouts and get all the real-time metrics you need to hit your fitness goals like never before.
- Knowledge is power. Richer health insights include a daily sleep score, sleep apnoea notifications, and high or low heart rates.
- Great battery life. Enjoy 18 hours of use, then charge up to twice as fast as SE 2. We’re talking up to 8 hours of power in just 15 minutes.
If your Apple Watch is Cellular + GPS, you can connect your Apple Watch to your iPhone on Three and share your plan allowances with our Smartwatch Pairing plan.
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Got your Apple Watch sorted?
If your Apple Watch is Cellular + GPS, it’ll have an Apple Watch eSIM, which means you can pair it with your Three iPhone.
Need an iPhone that works with your Apple Watch?
Choose from a range of smartwatch-compatible iPhones, and find an iPhone deal that’s right for you.
*Apple Watch requires iPhone 6s or later with iOS 15 or later to work alongside our Smartwatch Pairing Plan.
News and articles
Need more information before you decide on your Apple Watch? Find out about Smartwatch Pairing.
Frequently asked questions
There are 2 versions of Apple Watch: Apple Watch GPS and Apple Watch cellular + GPS. You’ll need the cellular version if you want to call and text when you don’t have your iPhone with you. You can buy GPS + cellular Apple Watch on Three. We sell the latest Apple Watch Series 10 and Apple Watch Ultra 2, Apple Watch Series 9, and Apple Watch SE.
Apple Watch cellular + GPS will automatically connect to the nearest Wi-Fi. That will enable you to use it to call, text and use data. If you want to be able to leave your phone at home and still enjoy these features, you need our Smartwatch Pairing Plan.
No, you don’t need an Apple Watch SIM as it has an eSIM built into it. An eSIM is a virtual SIM card that’s embedded into a device. If you buy our Smartwatch Pairing Plan, you can connect your Apple Watch to our network and pair it with your phone.
If you’ve got a Smartwatch Pairing Plan with us, your Apple Watch will automatically switch to the Three network. If it doesn't, follow the steps in the question below.
It’s simple to pair your Apple Watch with your iPhone. Firstly, make sure you have an iPhone 6S or newer, with iOS 15 installed.
Make sure your iPhone has Bluetooth turned on, and that it's connected to Wi-Fi or a mobile network.
- Turn on your Apple Watch
- Press and hold the side button until you see the Apple logo
- Place your iPhone near your Apple Watch and wait for the Apple Watch pairing screen to appear on your iPhone
- Tap Continue
- You should then follow the on-screen instructions to set up the cellular service by logging in with your My3 account details.
No, you can’t pair an Android device with Apple Watch. You’ll need an iPhone 6S or newer to pair your phone with your Apple Watch. If you’ve got a Samsung phone and would like to add a cellular smartwatch to your plan, take a look at our range of Samsung Galaxy Watches.
New customers can add an Apple Watch to their contract by choosing one of our Three Your Way plans. Existing customers can also buy an Apple Watch and add it to their account. You can do this by contacting our Contact Centre, visiting one of our stores, or by using our website.
Yes, if you’re an existing customer with iPhone 6S or above, you can add an Apple Watch to your existing plan with Smartwatch Pairing.
It depends whether you prefer a larger or smaller watch face.
Apple advises that the smaller options are generally more comfortable for smaller wrists, but it’s worth remembering that Apple Watch is a touchscreen, and you’ll need to read texts and alerts on the display.
Although the larger versions might weigh a few grams more, they’ve got more pixels, and the text appears slightly larger in some places.
Here are the size details:
Apple Watch Series 10
This comes in 2 sizes - 42mm high and 46mm high. The 42mm device has around 374 x 446 pixels, and the 46mm holds 416 x 496 pixels. In terms of width, the 42mm version is 36mm wide and the 46mm is 39mm wide.
If you’re on a Three Your Way plan you can add Apple Watch Series 10 to your contract. Check online or ask in-store for details.
Apple Watch Ultra 2
Apple Watch Ultra 2 is 49mm high and the display has around 410 x 502 pixels.
If you’re on a Three Your Way plan you can add Apple Watch Ultra 2 to your contract. Check online or ask in-store for details.
Apple Watch SE
This comes in 2 sizes - 44mm and 40mm high. The 44mm device has around 448 x 368 pixels, and the 40mm holds 394 x 324 pixels. In terms of width, the 44mm version is 38mm wide and the 40mm is 34mm wide.
If you’re on a Three Your Way plan you can add Apple Watch SE to your contract. Check online or ask in-store for details.
Apple Watch Series 2 and later have a water-resistance rating of 50 metres under ISO standard 22810:2010.
Apple Watch Ultra and later have a water-resistance rating of 100 metres under ISO standard 22810:2010 and are EN13319-compliant.
Apple Watch Series 7 and later are rated IP6X dust resistant. Apple Watch Ultra and later are rated IP6X dust resistant.
Put simply, 1st Generation Apple Watch models aren’t built to be submerged in water, but Apple Watch 2 and above are ok to be used in shallow water like swimming in a pool.
The latest Apple Watch models are Apple Watch Series 10 and Apple Watch Ultra 2 which all launched in September 2024.
Yes, if you’ve got the Sleep app on Apple Watch, your watch will be able to tell you roughly how well you slept, how long you slept for, and what your sleep patterns are.
With the latest Apple Watch Series 10 and Apple Watch Ultra 2 you can track sleep and even get notifications if signs of sleep apnoea are detected.⁴
Why choose Three?
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