Cartier Men's W20072X7 Santos 100 XL Automatic Yellow Gold Stainless Steel and Leather Watch Made in USA or Imported Swiss Made watch with Cartier Calibre 049 Swiss-automatic movement; Functions without a battery; Powers automatically with the movement of your arms Scratch-resistant-sapphire crystal; Case diameter: 38 mm Solid square stainless steel case with 18kt yellow gold stationary bezel studded with eight stainless steel screw accents; Genuine brown alligator leather strap Roman numeral white dial; Luminous sword-shaped steel hands; Stainless steel octagonal-shaped crown with synthetic spinel crystal accent Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving