Maurice Lacroix Men's Swiss Automatic Stainless Steel and Leather Casual Watch, Color:Black (Model: MP6348-SS001-12E) Quality 26-jewel Swiss-Automatic movement; Functions without a battery; Powers automatically with the movement of your arm Scratch-resistant sapphire crystal; Brushed stainless steel case; Black alligator strap Chronograph functions with 60 second, 30 minute and 12 hour subdials; Day and date function Silver dial with luminous hands and black arabic numerals; Tachymeter on inner bezel; Screw-down crown; Exhibition case back Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving