Apple Watch Series 3: All you need to know

Apple launched a new smartwatch, Apple Watch Series 3, ahead of launch of its three new flagship iPhone models - iPhone 8,

iPhone 8 Plus

, iPhone X.

While launching Apple Watch Series 3 model, Apple CEO Tim Cook said that Apple Watch is the No. 1 watch in the world. It grew over 50 per cent year-on-year and has achieved 97 per cent customer satisfaction.

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The Series 3 has several variants including new gold aluminium, new band called Sports Loop and new version of the App. The price of Apple Watch Series 3 with cellular starts at $399 and the non-cellular variant starts at $329. It will available starting from September 22.

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Here are the features of the device:

* It calculates your resting and recovery heart rate

* It comes with built-in cellular technology

* You won't have to carry iPhone with the Apple Watch any more

* Apple Watch will also have Maps, songs

* Siri can now talk on Apple Watch

* With a custom W2 chip, it will deliver faster Wi-Fi experience

* There is an electronic SIM in the Series 3 Watch