Deakin & Francis ' shirt stud set is guaranteed to transform any black-tie ensemble, especially when worn alongside the matching cufflinks. Each is crafted from sterling silver, inlaid with elegant black onyx and a light-catching diamond. - - Sterling silver - Onyx, diamonds - Comes in a presentation box - This piece has been certified in accordance with the Hallmarking Act 1973 - MRPORTER.COM is a certified member of the Responsible Jewellery Council - Made in England