watchOS 6.0 (build 17R5491t) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-06-03T19:28:18Z. The update package is 754.69 MB. This is a delta (partial) update that requires 5.1.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 89f37a87fd99b44bee757d8d08c27c1d5817b347.zip.