watchOS 6.0 (build 17R5546f) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-07-30T17:09:22Z. The update package is 686.74 MB. This is a delta (partial) update that requires 5.2.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: d27e144414df620358020078cbd06844823280ea.zip.