Comment by marcodiego
4 years ago
Nice! Now show us how a mechanical watch with a 3-axis tourbillon works: https://www.youtube.com/watch?v=5TveIl2whXY
4 years ago
Nice! Now show us how a mechanical watch with a 3-axis tourbillon works: https://www.youtube.com/watch?v=5TveIl2whXY
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