Victorinox Swiss Army Men's 'Classic Summit XL' Swiss Quartz Stainless Steel Casual Watch, Color:Silver-Toned (Model: 24005) Swiss-Quartz movement Durable sapphire crystal protects watch from scratches Case diameter: 39 mm Stainless-steel case Water resistant to 330 feet (100 M): suitable for snorkeling, as well as swimming, but not diving