Apple has released a 2 hour Gather Round keynote on YouTube. This event will transition to the new Apple Watch Series 4, iPhone Xs, iPhone Xs Max, iPhone XR.
This is Apple's first lineup, incorporate the iPhone's full screen design, drag the home button (and touch ID) to give priority to gestures and face IDs. In case of Apple watch, this is quite a big upgrade, as it shows blinds to 40 and 44 mm, and all new gold stainless steel finish, it gets electrodiogram function, bigger display, this is quite a big upgrade.
During the event, Apple dropped iPhone 6, iPhone SE, and previous generation iPhone X. GPS Series 3 and Series 1 Apple Watch have also disappeared. In other words, you need to buy an LTE-compatible Apple Watch from Apple. (Cell data is optional for these models).
Please check the following full clip: