my apple watch is connected to my old phone. how do i get it to my new phone

Follow the steps in this article to backup your old iPhone, restore your new iPhone from that backup and pair the Apple watch to that new iPhone:

How to pair your Apple Watch with a new iPhone - Apple Support

For this, you can unpair your watch with the old phone and then pair it with the new phone.

For that, follow these steps 👇🏻👇🏻

1) Make sure both your old phone and watch are close.

2) Go to My watch tab in your app in your old phone.

3) Click on “ all watches “ on the top of the page.

4) Click on the watch name you want to unpair.

5) Click on unpair watch.

After following the required steps and the additional steps as a result of various pop ups, your Apple Watch will be upaired.

Next, bring it close to your new phone and open the app.

> Go to My watch tab and click on “start pairing”. If some device is already connected to the phone, and start pairing is not visible, Go to “all watches” and click on “ Add watch “.

> Follow the steps given on screen to pair the watch to the new phone.

Hope this helps :)