Apple Iwatch from another provider

[Fericsson]

Hi quick question I have a cellular iwatch that I will be out of contact at the end of July On Vodafone
Does anyone know if I can bring get it linked to my 02 number as I will own it?

[O2Karl]

Hi @Fericsson 

No, Sorry you would need to buy an Apple Watch from O2 for you to marry them up to an O2 package.

[MI5]

@Fericsson 

It doesn't matter where you buy your watch from.

As long as you deregister it from Voda, you can link it to your O2 iPhone tariff. 

https://www.o2.co.uk/termsandconditions/mobile/watch-airtime-plan-terms 

https://www.o2.co.uk/help/phones-sims-and-devices/apple-watch