1. Swipe up from the bottom of the clock screen to access the Apps tray, then scroll to and select the settings app Settings app.

2. Scroll to and select About watch. 

Note: Alternately, you can view your IMEI on the back of your device. You can also view your IMEI and Serial Number by entering *#06# from the keypad in the phone app Phone app. 

Image 1

3. Scroll to view the Model name, Serial number and IMEI.

image 2