Rocks Gold Collection 9ct White Gold Stud Earrings With White Claw-set Round Cubic Zirconia Stones Stud Earrings. Traditional claw-setting sets off the glitter of the cubic zirconia on these stylish round studs. Post and buttefly fitting. Add a pair of stylish hoop earrings from our Rocks Couture Collection and create your own unique and stylish look. Approximately 5x5mm.