watchOS 5.0 (build 16R5349a) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2018-08-13T17:06:32Z. The update package is 250.61 MB. This is a delta (partial) update that requires 5.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4e32c2208cdab09592d49b230da2c5ee0a6dc435.zip.