Download Apple Watch Firmware Files : Below you can find the direct links to the Apple Watch Firmware Files for every released firmware version. Please note that currently Apple has just released OTA (Over-the-Air) delta software updates. If the company ever posts full ipsw files, we will link them below as well.
Apple Watch Firmware Files Archive
Apple Releases WatchOS 2 Beta to Developers : Apple has released watchOS 2 Beta to developers for download and testing. Starting today, developers can take advantage of innovative hardware features of Apple Watch including the Digital Crown, Taptic Engine and heart rate sensor, along with software APIs to build new app experiences.