Sterling Silver and 14k Gold Swiss Blue Topaz and Diamond Accent Pendant Necklace and Stud Earrings Set, 18", 0.52" Beautifully crafted Blue Topaz and diamond-accented earring and pendant, set in sterling silver and 14k yellow gold Excellent for all ages and any occasion Length of chain: 18", earrings: .52" height of pendant: .58" width of pendant: .26", earrings: .23" All our diamond suppliers confirm that they comply with the Kimberley Process to ensure that their diamonds are conflict free.