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A couple of things that might be worth reading in that vein:
https://www.hodinkee.com/articles/grand-seiko-t0-constant-force-concept-tourbillon-in-depth
Amazing. I love it when the Japanese go all out on a product and set themselves almost impossibly high standards. This is up there with the Lexus LFA, or a Rockstead knife, or the Honda 750 NR.