Despitehaving different case sizes of 44mm or 40mm, and 42mm or 38mm, both the ‌Apple Watch SE‌ and the Apple Watch Series 3 support the same band sizes. The ‌Apple Watch SE‌ is available AppleWatch SE has powerful connectivity, fitness, health, and safety features and is available in three case colors. 44mm or 40mm aluminum case size. Carbon-neutral combinations available 1. Retina display Up to 1000 nits. S8 SiP . steel case size. Carbon-neutral combinations available 1. Always-On Retina display Up to 2000 nits. S9 TheApple Watch comes in different sizes, but it's not just about your wrist -- there are different specs, too. The 40mm Watch size Andy Boxall/Digital Trends. 44mmor 40mm aluminum case size. 45mm or 41mm aluminum or stainless steel case size. 49mm titanium case size . Carbon-neutral combinations available Apple Watch SE should not be used for scuba diving, waterskiing, or other activities involving high-velocity water or submersion below shallow depth. Water resistance is not a permanent Toget the correct band size, we recommend that you precisely measure around your wrist. If you choose an Apple Watch with a Sport Band, first select your case size, then select your band size. Sport Bands only come with one size in the box. Apple Watch SE has a water resistance rating of 50 metres under ISO standard 22810:2010. This means ShopApple Watch SE Silver Aluminium Case in 40mm and 44mm sizes, with built-in GPS and crash detection. Buy now at apple.com. Apple; Store; Mac; iPad; iPhone ; Watch; AirPods; 44mm or 40mm aluminium case size. Carbon-neutral combinations available 1. Retina display. Up to 1,000 nits. S8 SiP-Siri. Find iPhone-- Comparespecs for the latest Apple Watch models: Apple Watch Ultra 2, Apple Watch Series 9 and Apple Watch SE. 44mm or 40mm aluminium case size. 40mm or 44mm case; Retina LTPO OLED display, up to 1,000 nits; Ion-X glass display; ShopApple Watch SE Silver Aluminium Case in 40mm and 44mm sizes, with built-in GPS and crash detection. Buy now at apple.com. Apple; Store; Mac; iPad; iPhone ; Watch; AirPods; 44mm or 40mm aluminium case size. Carbon-neutral combinations available 1. Retina display. Up to 1,000 nits. S8 SiP-Find iPhone-- AppleWatch SE 40mm GPS. The Apple Watch SE 40mm GPS height is 1.57 inches (40mm), width is 1.34 inches (34mm), and depth is 0.41 inches (10.4mm). This Apple AppleWatch SE. 44mm or 40mm case size; Aluminum; Speaker; Microphone; Control: Digital Crown with haptic feedback; Side button; Siri; Display: Retina LTPO OLED display; Ion-X front glass; Apple Watch SE has a water resistance rating of 50 meters under ISO standard 22810:2010. This means that it may be used for shallow-water activities like 98dN.