watchOS 5.0 (build 16R5360a) is an official Apple over-the-air update for the Apple Watch Series 2 (42mm), released on 2018-08-24T17:13:51Z. The update package is 606.98 MB. This is a delta (partial) update that requires 4.3.2 already installed. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 9939b379ddcb988cbe4da68e76818492eaedc7fa.zip.