Scott Kay Men's Sterling Silver Square Designer Cufflinks, Onyx MSKU: GC2344SPABOXS Sterling silver, 925 stamp. Size: 35/64" x 35/64" Metal Weight: 28 grams Black Onyx , 10mm x 10mm. Closure: Button Back. You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!