KS Imperial Men's Automatic Mechanical Watch Analog Date Display Leather Band Wrist Watch Imperial series Crystal case back Date display Water resistant up to 3 ATM (Not suitable for swimming, diving, shower etc.) Please note this is a MECHANICAL WATCH which will stop working if you are not moving for a long time. Please wind up the watch before EVERY USAGE, and keep the watch away from magnets to ensure the watch keeps working. For detail instructions of the watch, you can access our Kronen & Shne official website to download. If any questions, dont hesitate to contact us. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!