Jewelry, Eyewear and Watch Design Rotron Watch by shabnam yazdanpanah It is inspired by Tron(legacy), a science fiction movie. Overall, the goal is designing a science fiction and futuristic watch by useing futuristic elements for user interaction. Screen can be seen along the wristlet and when the screen is off, it is pleasant and homogeneity in the whole form of watch. All the buttons has been removed, and only with a circular motion, using all functionality is possible which reduce the complexity of product. This kind of user interactions is similar to the way, cast interact with product is the world of Tron. Using discs, rotation and light and audio effects.