watchOS 3.1.1 (build 14S6879) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2016-11-28T20:07:03Z. The update package is 316.35 MB. This is a delta (partial) update that requires 3.0 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 758d869197520f934bb4eb7a11d9d95c03e0e25d.zip.