Onyx Cushion Stainless Steel 5-Stud SetA beautiful cushion cut onyx stone sits in a shiny silver setting which has been etched on three sides, creating a unique visual effect on this stud set which includes cufflinks and studs. Our cufflinks are made with a whale back closure and our studs are made with a fixed backing, both for ease of dress. The expert craftsmanship of our stainless steel cufflinks and studs ensures long lasting durability.