https://community.o2.co.uk/t5/Android/Smart-Watch/m-p/1027450#M60206 You can't have the same number but some watches will clone to your phone so in effect you are using the same number but it depends in the type of watch.<BR />Also, a sim isn't 100% necessary in most watches so a PAYG sum would be your cheapest option. Monthly bundles are from £10 a month or just top up as required on the classic PAYG tariff.<BR /><A href="https://www.o2.co.uk/shop/sim-cards/pay-as-you-go/" target="_blank">https://www.o2.co.uk/shop/sim-cards/pay-as-you-go/</A> Tue, 27 Dec 2016 23:14:12 GMT MI5 2016-12-27T23:14:12Z https://community.o2.co.uk/t5/Android/Smart-Watch/m-p/1027449#M60205 <P>My daughter bought me a smart watch ,and I wanted to know if I could get a sim that&nbsp;uses my number and this goes on my bill?</P><P>And how much this would cost?</P><P>Regards&nbsp;</P><P>Pam Kay</P> Tue, 27 Dec 2016 23:06:59 GMT https://community.o2.co.uk/t5/Android/Smart-Watch/m-p/1027449#M60205 Anonymous 2016-12-27T23:06:59Z https://community.o2.co.uk/t5/Android/Smart-Watch/m-p/1027450#M60206 You can't have the same number but some watches will clone to your phone so in effect you are using the same number but it depends in the type of watch.<BR />Also, a sim isn't 100% necessary in most watches so a PAYG sum would be your cheapest option. Monthly bundles are from £10 a month or just top up as required on the classic PAYG tariff.<BR /><A href="https://www.o2.co.uk/shop/sim-cards/pay-as-you-go/" target="_blank">https://www.o2.co.uk/shop/sim-cards/pay-as-you-go/</A> Tue, 27 Dec 2016 23:14:12 GMT https://community.o2.co.uk/t5/Android/Smart-Watch/m-p/1027450#M60206 MI5 2016-12-27T23:14:12Z