How to Unlock Bootloader on Apple Watch Series 3

Disclaimer: This guide is provided for informational purposes only. WhatMyDevice is not responsible for any damage, data loss, or voided warranties resulting from following these instructions. Proceed entirely at your own risk. Always verify instructions against your device's official documentation.
Apple Watch Series 3

Apple Watch Series 3

OS: watchOS 4.0, upgradable to watchOS 8.7
Screen: 1.65 inches
Resolution: 390 x 312 pixels (~303 ppi density)
Battery: 341 mAh
Chipset: Apple S3
No unlock instructions available for this device yet.