KS Navigator Men's Analog Mechanical Automatic Calender 24hours Leather Wrist Watch KS282 Present by Kronen&Shne group, Navigator series Precision Movement with the latest breakthrough "Kronen&Shne Patented Mechanical Technology Date day and 24hours display ATTENTION!!! Automatic movements mark the passage of time by a series of gear mechanisms, and are worked by the movement of your wrist as you wear it. It will stop if the watch stop moving for a long time, please turn the crown of watches by hand Be Sent in a solid box with a warranty card. 12 months International Guarantee