The Apple Watch Series 4 comes in two sizes — 40mm and 44mm – and also brings along a 30 percent larger display. There’s also a redesigned modular watch face with more detailed and graphic information. Users can see stocks and heart rate, track scores from sports teams, view boarding information, and more. In terms of colors, the Series 4 comes in three aluminum finishes — silver, gold, and space gray. The Series 4 also comes in gold stainless steel with a Milanese band, in addition to the silver and space black stainless steel options.