An Up-Close Look at the Vacheron Constantin Maitre Cabinotier Retrograde Armillary Tourbillon Wristwatch and Caliber 1990

Recently on our Perfect Timing column on Forbes.com, we introduced the world to the new Vacheron Constantin Maître Cabinotier Retrograde Armillary Tourbillon watch, housing the all new Caliber 1990. Inspired by the Vacheron Constantin  Ref .57260 — the world’s most complicated watch that was eight years in the making and carried a retail price of about…

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