Geometric Gleam Diamond Stud Earrings by CaratLane. Fresh and dynamic, the Geometric Gleam Diamond Stud Earring are a fabulous pair of earrings that will wear well no matter where you go. Pair them with a casual or dressy look for any occasion. Set in 14 KT Rose Gold(1.250 g) with diamonds (0.05 ct ,IJ-SI) that creates a beautiful geometric design that sparkles with light and color.