Gamification by Design: Implementing Game Mechanics in Web and Mobile Apps

Juicy Couture knows what just what princesses want: pink, pink, pink and dash of gold. Pedigree watch features pink logo-embossed jelly strap and round rose gold-plated stainless steel case. Bezel crystallized with Swarovski elements. Brushed pink dial features rose goldtone logo, numerals at twelve, three, six and nine o'clock and a "Time for Couture" script ring. Quartz movement. Water resistant to 30 meters. Two-year limited warranty.

As sweet as your favorite bracelet, this shimmering Betsey Johnson watch features a case that dangles from a grosgrain strap.

Ruby-colored crystals mark the time on this mesmerizing Runway watch from Michael Kors.