Our iconic Simply Silver collection boasts fine, contemporary, and meaningful 925 Sterling Silver jewellery. The Polished Knot Heart Stud Earrings feature a timeless heart shape with a polished knot design. These elegant studs offer a refined and modern touch, perfect for adding sophistication to any outfit. Fastening: Post and Catch. Width dimension: 12mm. Length dimension: 20mm. Material: Sterling Silver 925. 80% Silver (Sterling), 20% Cubic Zirconia.