Sterling Silver Ingot Cufflinks. These beautiful solid 925 Sterling Silver Ingot Cufflinks are offered with swivel T-bar fitting & display hallmarks. The cufflinks are shaped like a real ingot The Silver Ingot Cufflinks are manufactured in the UK by our own silversmiths and are fully hallmarked. All cufflinks are presented in a smart Cufflink box. Please note the box may vary in colour and design depending on stock available.