watchOS 5.0 (build 16R5340g) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2018-08-06T17:11:44Z. The update package is 485.88 MB. This is a delta (partial) update that requires 4.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 11f561e0fb924075d2ed0fe226e558c6a6285515.zip.