Dominique Renaud DR01 watch oscillator.
<video controls autoplay loop>
<source src="https://diqn32j8nouaz.cloudfront.net/external_escapement.mp4" type="video/mp4">
Your browser does not support the video tag.
</video>
Previously:
https://www.homemadetools.net/forum/...3559#post99438
https://www.homemadetools.net/forum/...138#post126043
https://www.homemadetools.net/forum/...948#post124957
https://www.homemadetools.net/forum/...321#post103950
https://www.homemadetools.net/forum/...4170#post79461
