Apple Watch Series 9, Apple Watch SE, and Apple Watch Ultra 2 cellular models with an active service plan allow you to make calls, send texts, and so much more — all without your iPhone. You can complete a call to emergency services even when you’re traveling abroad just by pressing and holding the side button.2
To cover the LTE and UMTS bands used around the world, there are two separate cellular models for Apple Watch Series 9, Apple Watch SE, and Apple Watch Ultra 2. They have been optimized for use in the country of purchase, and not all models work in all countries or regions. There is no single model that supports cellular service worldwide. To see which carriers in your country or region offer cellular service for Apple Watch, refer to the chart below.3
Check with your carrier to see if your iPhone plan is eligible for Apple Watch cellular service. If you have an enterprise or corporate cellular service plan, check with your company or carrier to see if they support this feature. Prepaid accounts and some older accounts may not be supported.