watchOS 6.0 (build 17R5575a) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-08-27T17:28:22Z. The update package is 689.35 MB. This is a delta (partial) update that requires 5.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d876cdd16dbb057381a77ddd97cfd9bf6ed4651f.zip.