Kenneth Cole New York Men's Japanese Automatic Stainless Steel and Leather Dress Watch, Color:Black (Model: 10027342) Japanese 21-Jewel Automatic Movement, featuring skeleton dial with exhibition case back which is self-winding with the motion of your arm, or it can be wound by the crown to provide it energy Solid Stainless Steel Case, case back, buckle closure/safety, genuine calfskin-leather strap, water-resistant to 99 Feet (30M), and all of this is accompanied by a Limited Lifetime Warranty! Japanese-automatic Movement Case Diameter: 40mm Water Resistant To 50m (165ft:in General, Suitable for Short Periods Of Recreational Swimming, but not Diving or Snorkeling