Apple Watch Series 3 is a Smartwatch in the Apple lineup. It offers several unique features to make the users more active and better monitor their health among several other great features for humanity. This high-end Smartwatch could be useful for business users, including improved travel notifications and call capabilities. This guide introduces significant new features that improve functionality. The biggest change bordering on revolutionary is the addition of cellular connectivity. Apple Watch users are no longer tethered to their iPhone; instead, they can remain connected, make and receive calls, stream music, send and receive texts, and more without having their iPhone nearby.