watchOS 3.2.3 (build 14V5726a) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2017-05-16T16:59:58Z. The update package is 104.6 MB. This is a delta (partial) update that requires 3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 01cdcbed3d403622eca6a2613d9b7540acba7119.zip.