Cartier Rotonde de Cartier Skeleton Mysterious Double Tourbillon Limited Edition of 5 Watch - 45 mm - HPI0119945 mm platinum case, 12. 40 mm thick, sapphire crystal back, beaded platinum crown set with a brilliant cut diamond of 0. 20 carat, bezel set with 60 baguette cut diamonds totaling 2. 95 carats, sapphire crystal, skeleton dial, manual movement, approximately 52 hours of power reserve, semi matte navy blue alligator skin strap, double adjustable folding buckle. Water resistant to 3 bar (approx 30 meters).