Compatibility of Apple Watch Series 10 with iPhone SE 3rd gen in the UK

Question

I have an IPhone SE 3rd gen. Software 18.7.2. I want to buy an Apple Watch. Will the Apple Watch 10 be compatible? Thanks. I’m in the UK.

[Re-Titled by Moderator]

Original Title: iPhone SE 3rd gen.

iPhone SE, iOS 18

Posted on Nov 7, 2025 2:07 AM

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Answer 1

Level 10

80,181 points

New watches are being sold with the newest watchOS version, in this case watchOS 26

So, your iPhone has also be updated to iOS 26.1, to be able to pair your new watch to it.

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