watchOS 3.2.3 (build 14V5751a) is an official Apple over-the-air update for the Apple Watch Series 1 (42mm), released on 2017-06-26T17:14:42Z. The update package is 233.74 MB. This is a delta (partial) update that requires 3.1.1 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 0cbee5d827537f2fa2f4d68e012f7379952f0e46.zip.