Sterling Silver and 14K Gold Bonded Cushion Cufflinks-86763 Bonded Sterling Silver and 14K Gold Cushion Cufflinks Bonded pieces are not painted, dipped or electroplated. Each piece contains a layer of 14k gold and sterling silver and should be cared for like karat gold jewelry. 17MM X 17MM. Super Spring Sterling Silver Cufflink Back. MADE IN USA