Which Apple Watch should you buy?

Apple’s big iPhone reveal on Tuesday was a hardware extravaganza, with the new $999 iPhone X sucking up a lot of the air in the company’s lavish new Steve Jobs Theatre. But the Apple Watch, more so than any of the less-prominent (and less-expensive) Apple products shown off, earned some significant onstage time, thanks to an introduction of the new LTE-capable Apple Watch Series 3.We pretty much knew the device was coming, just as we all had a good idea of what the iPhone X would loo