The Always-on retina display of Apple Watch Series 7 is the largest and most sophisticated ever, so do everything great. Series 7 is also theApple Watch Series 7 is the largest and most sophisticated ever, so do everything great. Series 7 is also the most durable Apple Watch ever built. With a redesigned flatter front display and sculpted glass, it’s built to be tougher than cracked. It also features a USB-C fast charging and new ways to track your workouts, mindfulness, sleep, and so much more. Experience the largest and most sophisticated display ever on an Apple Watch, making everything you do with your watch more accessible and easier to see. The always-on retina display is now 20% larger than the display on Apple Watch Series 6, and up to 50% larger than the display on Apple Watch Series 3.