watchOS 3.1.1 (build 14S6879) is an official Apple over-the-air update for the Apple Watch Series 1 (42mm), released on 2016-11-28T20:07:20Z. The update package is 131.13 MB. This is a delta (partial) update that requires 3.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: da5e3333c11e98b8754435938ee4ba7b4d894034.zip.