watchOS 6.0 (build 17R5546f) is an official Apple over-the-air update for the Apple Watch Series 3 (38mm), released on 2019-07-30T17:09:53Z. The update package is 708.12 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: 12141efa81f058ddb8d76e802277a6df85bee8bb.zip.