What is a 2005 rolex submariner worth?

If it has been properly maintained, and has been confirmed real by a certified Roles dealer, it is worth between $4,000-$8,500 depending on what color the bezel is and the whether it is gold or not.

Are you trying to sell or buy the Submariner? To sell you can get about $2,800 to $4K for it but to buy you can get it for about $4,500 to about $9,500.