The Cartier Santos de Cartier Skeleton Large Model (Reference: WHSA0015) is a sophisticated timepiece that seamlessly blends classic design with modern innovation. Its transparent skeleton dial showcases the intricate mechanical movement, offering a captivating view of the watch's inner workings. The 39.8 mm stainless steel case is complemented by a heptagonal crown set with a faceted sapphire, adding a touch of elegance. The watch is powered by the manual-winding Caliber 9611 MC movement, providing a power reserve of approximately 72 hours. Water-resistant up to 100 meters, it ensures durability alongside its refined aesthetics. The timepiece comes with two interchangeable straps: a stainless steel bracelet featuring the "SmartLink" adjustment system and a second strap in alligator leather with an interchangeable steel folding buckle, both equipped with the "QuickSwitch" system for effortless customization.