Rotonde de Cartier Répétition Minutes Double Tourbillon Mystérieux watch features a 45mm titanium case, blue sapphire cabochon crown, rhodium-plated steel sword-shaped hands, and a black alligator strap with a double adjustable grey gold folding clasp. The manual-winding 9507 MC movement consists of 448 parts including 45 jewels, with a power reserve of approximately 3.5 days. The watch has a sapphire crystal and case back, and is water-resistant up to 30 meters.