watchOS 3.1 (build 14S471) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2016-10-12T16:56:55Z. The update package is 57.23 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: 98baba7cead8a1635296e0969bd71321047d2759.zip.