.015 T.G.W. Garnet and Diamond-Accent Sterling Silver Stud Earrings and Pendant, 18": * 18" necklace chain * Sterling Silver * Garnet with diamond accents Every piece of Walmart jewelry passes rigorous inspection at our Quality Assurance labs. So you can buy with confidence - guaranteed. Learn More Learn about diamonds, including the 4 C"s - Color, Cut, Clarity and Carat Weight.