MASTOP Men Automatic Mechanical Watches Full Steel Waterproof Mens Watches with Calendar (Silver Black)

Advanced manufacturing technologygives you a new classic definition. - Stainless steel watch case makes the watch more durable. - Daily water resistance (not for showering and swimming). - Color may not appear as exactly as in real life due to variations between the computer monitors and nacked eye color difference. Specification (approx): - Diameter: 40mm - Thickness: 13mm - Length of watch band: 19.0cm - Band width: 20mm - Movement: Self-winding Mechanical - Watch band: Stainless Steel strap - Watch case: Stainless steel Package includes: - 1 x Mechanical watch Reminder: 1. Please peel all films off before wearing. 2. Please keep the watch away from magnet to avoid making the watch stop working. 3. Please wind up the watch before every usage.