Always & Forever Platinaire 1/2 Carat T.W. 3-Diamond Cluster Ring: * 3-stone ring * Platinaire setting * Certificate of Evaluation * Platinaire is a blend of sterling silver and 5% platinum 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.