watchOS 3.1 (build 14S6471) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2016-10-12T16:57:12Z. The update package is 70.15 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: 2c4081692e2a29df9e0b8ee6a2a8538045d2b770.zip.