The Corum Classical Billionaire Tourbillon is an ultra-limited edition wristwatch with 850 diamonds. The watch has a manually wound skeletonized Caliber CO-372 by Corum and La Joux-Perret. The case is 46 mm in diameter and comes in four gem-set versions ranging from $325,00 to $998,000. There are only 10 pieces of each of the four variations.

Posted by:Jason Pitsch

Jason Pitsch is the Founder of Professional Watches. He appreciates good craftsmanship in everything from architecture to automobiles to cameras to clothing. Yet his focus for the past decade has remained consistent on covering just one type: watchmaking.