watchOS 6.0 (build 17R5521e) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-07-02T18:09:49Z. The update package is 676.11 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: 45a0cd7e4b4cf3dfe6b7f14f025b55c74bd886a1.zip.