The Tourbillon: Four Interpretations of Breguet’s 225-Year-Old Solution

"The superfluous, a very necessary thing." — Voltaire

When accuracy no longer matters, what does a tourbillon measure? Four brands answer a 225-year-old question—and reveal how value survives obsolescence.

Consider the peculiar economics of obsolescence.
A $200,000 mechanical solution to a problem a $20 quartz movement solves infinitely better.

In 1795, Abraham-Louis Breguet watched gravity sabotage his pocke…