watchOS 6.1 (build 17S5054e) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-09-23T17:03:47Z. The update package is 421.85 MB. This is a delta (partial) update that requires 6.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f6e2b9ec1759300840bd2c3bf9397a0fa613fe81.zip.