Tiffany & Co Nut & Bolt sterling silver cufflinks. These sterling silver cufflinks from Tiffany & Co are designed as a cross headed bolt with nut, with the nut being non removable. These cufflinks weigh 15 grams each and are 2 1/2 cms long by 1 cm in width. These Tiffany & Co cufflinks are in beautiful condition only showing very light wear and come with a Tiffany box and soft pouch. These cufflinks come with a years warranty and come with our usual 14 day return guarantee.