Apple_Watch_Series_4

Infobox information appliance | name = Apple Watch Series 4 | logo = Apple Watch official logo.svg | logo_size = | logo caption = | image = Apple Watch Series 4 40 mm space gray Aluminum.jpg | caption = Series 4 （ 40 mm ） | image_size = | aka = Apple Watch 4 | developer = Apple Inc.. | family = Apple Watch | type = 智能手錶 | generation = 第四代 | release date = | units sold = | os = WatchOS | power = | soc = | cpu = Apple S4 | predecessor = Apple Watch Series 3 | successor = Apple Watch Series 5 | website = Apple Watch Series 4是蘋果公司推出的第四代Apple Watch智慧手錶 ， 在2018年9月12日的Apple Special Event上發佈 。 屏幕變成弧形而增大了顯示面積 。