Watch Stops 2011: SIHH Greubel Forsey IP2

Watchmakers Stephen Forsey and Robert Greubel continue their quest for perfection and pursuit of excellence. Their newest piece is the Invention Piece 2, Tribute to the Quadruple Tourbillon. The tourbillion cages have been moved and one double tourbillion cage is now at 1:00, while the second double tourbillion cage is at 8:00. The watch has…

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