Louis Cartier Round Watch, 40mm, automatic mechanical movement 1847 MC. Bezel and crown in 18k rose gold with blue sapphire. Beige sandblasted dial. Blued steel sword-shaped hands. Sapphire crystal. Semi-matte gray alligator strap with 18k rose gold deployant buckle. Thickness: 9.62mm. Power reserve: 40 hours. Water resistant up to 3 bar (~30 meters).