It's genuine and Sealed Box.

Caution : This case does NOT provide the same protection from water or dust as your original Galaxy S 5 
    battery door, and your device will no longer be IP67 certified water resistant and dust proof while you use it. 

 * Stylize your Galaxy S 5 with the Swarovski Battery door covered in crystals

 * Remove your current battery door and replace quickly and easily

 * Designed to fit your Galaxy S 5 perfectly, minimizing added bulk and keeping your smartphone slim

 * Colors may look slightly different depending on the environment of the monitor.