CHOOSE YOUR COLOR Heart Simulated Black Onyx Promise Ring .925 Sterling Silver Band Cubic Zirconia Female Size 6 All our silver jewelry is crafted from .925 silver also commonly referred to as sterling silver. Sterling silver is the standard for beautiful high-quality silver jewelry and cannot be replicated by lower priced silver plated jewelry. It is 92.5% pure silver mixed with alloys to add strength and durability to stand the test of time. Keep your fine jewelry shiny and elegant by storing it properly. Jewelry needs to be stored in a dry area preferably away from air in a jewelry box or plastic bag. Avoid exposure to harsh chemicals. Use a polishing cloth to remove tarnish build-up over time.