Thomas Sabo Collection Sterling Silver Circle Stud Earrings Decorated With White Cubic Zirconias & Engraved Sides. Round stud earrings in 925 sterling silver with a sparkling circle of facet-cut zirconia stones. With THOMAS SABO engraving on the side – this is jewellery with timeless character. Clasp: Push back Height approx. 8,50 mm (0,33 Inch) Width approx. 8,50 mm (0,33 Inch)