The LTE Apple Watch still has to be linked to an iPhone. You could leave it at home, but you still need one. I assume that means you need an active service plan

The LTE Apple Watch still has to be linked to an iPhone. You could leave it at home, but you still need one. I assume that means you need an active service plan for it too. So that $10/mo would be in addition to your iPhone service. Kinda steep, I think.