watchOS 3.2.3 (build 14V753) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2017-07-19T17:01:24Z. The update package is 618.81 MB. This is a delta (partial) update that requires 2.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 16da060144a6a18a1b716895fb831435ae85964b.zip.