Silver Cufflinks Sixpence. Each Sixpence Cufflink has a T-bar fitting on the back . Our silver Sixpence Cufflinks have been carefully made by our skilled Silversmith. The Cufflinks are hallmarked and presented in a smart cufflink box. Please note, the cufflink box might vary in colour or shape depending on availability. The silver Sixpence cufflinks make a lovely present for a coin collector or just someone who remembers using the coin all those years ago.