watchOS 5.2 (build 16T5201c) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2019-02-19T18:15:48Z. The update package is 122.6 MB. This is a delta (partial) update that requires 5.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: f25277962baf4c0910c6bc3c5242195c83f99fef.zip.