Apple Watch Series 8 (GPS + LTE) 41MM Gold Stainless Steel Case Starlight Sport
The ECG app is available on Apple Watch Series 4 or later (not including Apple Watch SE). The irregular rhythm notification is not designed for people who have been previously diagnosed with Afib. The most crack-resistant front crystal yet on an Apple Watch, IP6X dust resistance and swimproof design, and increased durability for fitness and activity.