| Connectivity | |
| Bluetooth 5.3 | |
| Built-in GPS | |
| Ultra Wideband | 2nd gen UWB |
| Wi-Fi 4 | 802.11n |
| Display | |
| Always-On Display | LTPO OLED up to 2000 nits |
| Hardware | |
| Crash Detection | |
| Water Resistance (50m) | |
| Ports | |
| USB-C | Magnetic fast charger |
![]() | Take Control of Apple Watch | Customize your Apple Watch, personalize watch faces, and master health, fitness, communications, and core apps—covers all models through Series 11 and watchOS 26. |
![]() | Take Control of Find My and AirTags | Track your devices, items like AirTags, and friends through Apple Find My—with full coverage of location sharing and privacy protections against unwanted tracking. |
![]() | Take Control of Untangling Connections | This book answers hundreds of questions and helps you troubleshoot common problems, such as identifying cable capabilities. You get all the answers on how to connect USB, Thunderbolt, Ethernet, DisplayPort, HDMI, and audio at the fastest, best, or highest-fidelity method available. |
| Product | Released | Final OS | Source |
|---|---|---|---|
| Apple Watch (1st generation) | Apr 24, 2015 | watchOS 4 | Specs |
| Apple Watch Series 1 | Sep 16, 2016 | watchOS 8 | Specs |
| Apple Watch Series 2 | Sep 16, 2016 | watchOS 8 | Specs |
| Apple Watch Series 3 | Sep 22, 2017 | watchOS 8 | Specs |
| Apple Watch Series 4 | Sep 21, 2018 | watchOS 10 | Specs |
| Apple Watch Series 5 | Sep 20, 2019 | watchOS 10 | Specs |
| Apple Watch Series 6 | Sep 18, 2020 | watchOS 26 | Specs |
| Apple Watch Series 7 | Oct 15, 2021 | watchOS 26 | Specs |
| Apple Watch Series 8 | Sep 16, 2022 | watchOS 26 | Specs |
| Apple Watch Series 10 | Sep 20, 2024 | Current | Specs |
| Apple Watch Series 11 | Sep 19, 2025 | Current | Specs |