The Apple Watch Series 8, the second-generation Apple Watch SE, and the Apple Watch Ultra were announced during Apple's "Far out" event on September 7, 2022. Pre-orders opened on the same day, with the Series 8 and 2nd gen SE shipping on September 16, while the Ultra shipped on September 23.
Succeeding from the Apple S7, the Apple S8 is the final processor of the Apple Watch to utilize the energy-efficient Thunder cores from the A13 Bionic.
Enhancements in the Series 8, relative to the prior-generation Series 7 watch, include a new temperature sensor and more precise accelerometers, and Crash Detection. Aluminum case models are available in Midnight, Silver, Starlight and Product Red, and the stainless steel models are available in gold, silver, and graphite finishes. The Blue and Green case colors are discontinued, and the Series 8 is not available with a titanium case.