The intricacies of a mechanical automatic watch movement are fascinating. This comprehensive DIY watch movement kit lets you build three different mechanical and automatic movements from over 150 precise components. The kit includes a Seagull ST3600, Miyota 8215, and Seiko NH36 movements, along with the tools you need and a beginner-friendly guide. To ensure safe transit, movements arrive pre-assembled, but a disassembled kit is also available.