This item is from my home collection. Beautiful condition CASIO G-SHOCK GA-100-1A1JF Black Unfortunately, the backlight does not illuminate. Buttons function well. No box, instruction manual, or warranty card. I have checked the item, but there may be oversights. If you have any concerns, such as those visible in the images, please feel free to comment. This is a used item, so please refrain from purchasing if you are concerned about minor details, are overly sensitive, or will leave a negative review for unreasonable reasons. Thank you.