Our iconic Simply Silver collection boasts fine, contemporary and meaningful 925 Sterling Silver jewellery. The Cubic Zirconia Graduated Drop Stud Earrings feature a stunning graduated design with sparkling cubic zirconia stones that gradually increase in size. These elegant earrings are the perfect addition providing a more modern, delicate look. Fastening: Post and Bullet Back. Width Dimension: 4mm. Length Dimension: 11.2mm. 100% Argent (Sterling).