The “Santos de Cartier (WSSA0039)” stands out with its iconic square silhouette and is powered by Cartier’s in-house automatic caliber 1847 MC. Its steel case is reinforced with ADLC coating, achieving both durability and a bold matte finish. The black dial features sword-shaped luminous hands and Roman numeral markers for excellent legibility. It comes with both rubber and alligator straps, enabling effortless swaps via the QuickSwitch system. With 10‑bar (approximately 100 m) water resistance, it’s a refined and reliable daily-wear timepiece.