Gift Golden Skeleton Gear Navy Leather Business Automatic Mechanical Mens Watch Watch Case Diameter: Approx 4.10cm Watch Case Material: Stainless Steel Watch Dial Colour: Golden Width Of Watch Belt: Approx 2.00cm Watch Belt Material: PU Leather Watch Belt Colour: Black Length Of Watch: Approx 26.00cm Movement: Self-wind Mechanical Daily Water Resistant (not for swimming or showering): Yes Specially with luminous analog ( 2.54cm =1.00inch) Suggestions of using mechanical watch: 1. Manual winding movement of the watch should be winding once a day at the same time, to ensure there is enough energy to operate the watch within the next 24 hours. 2. Automatic movement of the watch, the energy from the movement of the wearer's arm. So you don't need to manual winding the watch under the normal case. It may need to manual winding because of wearer's physical-activity energy is not enough to operate the watch. Please take a control that turn the crown less then 20 laps. 3. Having not been worn more than 40 hours of automatic watch, should turn the crown 20 laps to re-start the movement of drive system before wearing again. 4. To prevent to ingress of the moisture to the watch case and keep waterproof performance, make sure the crown is always in a locked state. Colors may not appear exactly as seen on photo in real life due to variations between the computer monitors and naked eye color difference. Package includes: 1 x Watch