Sterling Silver Knot Cufflinks. A lovely pair of Cufflinks which are often found on the High Street in a coloured material, however these Knot cufflinks are in sterling silver 925 with domed button and bar fastening. The Silver Knot Cufflinks are made in the UK by our silversmiths and are fully hallmarked. The Knot cufflinks are presented in a smart Cufflink box. Please note the cufflink box may vary in colour and design depending on stock available.