A:AnswerIf you are asking about the Apple Watch series 5, you do not need the cellular model to measure heart rate or perform an ECG. Personally, I rarely use cellular on mine, as my iPhone is always with me.
A:AnswerWhen purchasing, you'll be asked for the iPhone phone number the watch will be used with. If you finance the watch, Verizon may require it to be linked to an iPhone on your account.
A:AnswerIt means you can make calls with out having your phone around you. It has its own cellular line. With gps only you need your phone to make calls or text
A:AnswerThe Nike edition is only two colors. If you want gold you have to get the standard non Nike aluminum. For different band colors you need to order from Apple and pick your own color.