![Amazon.com: Apple Watch Series 8 [GPS 45mm] Smart Watch w/Midnight Aluminum Case with Midnight Sport Band - M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Cell Amazon.com: Apple Watch Series 8 [GPS 45mm] Smart Watch w/Midnight Aluminum Case with Midnight Sport Band - M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Cell](https://m.media-amazon.com/images/I/71XMTLtZd5L._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Apple Watch Series 8 [GPS 45mm] Smart Watch w/Midnight Aluminum Case with Midnight Sport Band - M/L. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Cell
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watchOS 5.1.2 for Apple Watch now available with ECG app, new Infograph complications, more - 9to5Mac
![ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple](https://www.apple.com/newsroom/images/product/watch/standard/Apple-iPhone-watch-ecg-de-screen-03272019_big.jpg.large.jpg)
ECG app and irregular rhythm notification on Apple Watch available today across Europe and Hong Kong - Apple
![Amazon.com: Apple Watch Series 8 [GPS 41mm] Smart Watch w/ (Product) RED Aluminum Case with (Product) RED Sport Band - S/M. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Amazon.com: Apple Watch Series 8 [GPS 41mm] Smart Watch w/ (Product) RED Aluminum Case with (Product) RED Sport Band - S/M. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water](https://m.media-amazon.com/images/I/71DfMwITnaL._AC_UF1000,1000_QL80_.jpg)
Amazon.com: Apple Watch Series 8 [GPS 41mm] Smart Watch w/ (Product) RED Aluminum Case with (Product) RED Sport Band - S/M. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water
![Amazon.com: Apple Watch Series 8 [GPS + Cellular 41mm] Smart Watch w/Silver Aluminum Case with White Sport Band - S/M. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant : Amazon.com: Apple Watch Series 8 [GPS + Cellular 41mm] Smart Watch w/Silver Aluminum Case with White Sport Band - S/M. Fitness Tracker, Blood Oxygen & ECG Apps, Always-On Retina Display, Water Resistant :](https://m.media-amazon.com/images/I/71Hr-vPvJuL._AC_UF1000,1000_QL80_.jpg)