watchOS 4.3.2 (build 15U5069a) is an official Apple over-the-air update for the Apple Watch (42mm), released on 2018-06-25T17:12:57Z. The update package is 110.54 MB. This is a delta (partial) update that requires 4.3 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 4d6e982a5440c86d583d849b0ac41a26892caa46.zip.