Hasbro has a new D&D Starter Set. For $17 you get an introductory version of the 4th Edition rules, dice, map tiles, and an adventure. Characters are pregen, and no system is offered to generate characters. (source)

Swinging the other direction, the D&D Deluxe Set books feature embossed, premium foil covers, and premium, gilt-edged paper. They cost $75.