Round Cut Sapphire Stud Earrings in 14K White Gold. These charming round cut blue sapphire stud earrings feature two (2) .68 carat blue sapphires set in 14K white gold. The sapphires have a dark Ceylon blue hue that give a lovely contrast of color to the dazzling white gold setting. For a functional and fashionable set of earrings, these sapphire studs check all the boxes.