Both left and right sides of the watch feature a little insert for attaching the charging cradle, which we will talk about a little further down in the review. (sammobile.com)
On the right side of the watch face are two buttons — a dial called the «digital crown,» which operates a lot like the crowns people used to wind up their old watches. (fortune.com)
On the right side of the Watch you'll find the Digital Crown scroll wheel and a dedicated button (the official name is just «side button») that opens your favorites list with one tap and activates Apple Pay with two taps. (theverge.com)