Rest assured knowing that all earrings are stamped with "925" as a symbol of authenticity and a promise of exceptional quality. Gemstone is Heat Treated to enhance color. 10 Gemstones Post back earring Polished finish Prong setting Imported Belk Exclusive Product Specifications 0.6 in x 0.3 in x 0.3 in 3.3 ct. t.w. Created White Sapphire Material & Care Sterling silver Requires specialty care