Cartier Santos De Cartier watch model W4SA0005. Features a stainless steel case, stainless steel bracelet, deployment clasp closure, fixed bezel set with diamonds, blue and black steel hands on silver dial, Roman numeral hour markers including minute markers around the inner rim, automatic movement powered by Caliber 1847 MC mechanism, sapphire crystal resistant to scratches, square shaped case design, case dimensions: diameter 35.1mm thickness 8.83mm, solid back cover, and water resistance up to 100 meters (approximately 330 feet).