watchOS 3.2.3 (build 14V6753) is an official Apple over-the-air update for the Apple Watch Series 1 (38mm), released on 2017-07-19T17:01:04Z. The update package is 83.07 MB. This is a delta (partial) update that requires 3.2 already installed. This update is currently signed by Apple, so it can be applied from Settings › General › Software Update.

Payload file: fb8c11650c56004012fb05b20cdfd187a6666d04.zip.