Rest assured knowing that all 3 ct. t.w. Swiss Blue Topaz Earrings from Belk & Co. are stamped with "14K" as a symbol of authenticity and a promise of exceptional quality. 2 Swiss Blue Topaz Post back earring Prong setting Polished finish Gemstone is irradiated to enhance color Imported Belk Exclusive Product Specifications 7 mm x 7 mm x 8 mm 3 ct. t.w. Swiss Blue Topaz Material & Care Metal, 14K white gold Requires specialty care