The Laimer Tourbillon shows no difference from actual tourbillons in terms of the hand-winding function and the mechanism being exposed on the watch's face, except that almost everything, including the balance spring and main spring, is 3D-printed in plastic.
The watch does not run as accurately as exquisitely made luxury timepieces and only works for 30 minutes, but it breaks the rule of high-end watchmaking by offering an affordable option.
Laimer invites people to go to him for tips on how to produce a 3D-printed watch.
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