These oval-cut blue sapphire stud earrings are made with 14 karat white gold and feature 28 round diamonds surrounding each sapphire. The diamonds are 1.15mm each with a total weight of .21 carats, all prong-set to catch the light from all angles. The studs have push-backs that keep them secure while you wear them. The deep blue sapphires create a gorgeous contrast against the sparkly diamonds.