2.5mm Sterling Silver Stackable Expressions Polished Created Sapphire and Diamond Ring - Size 7 - .10 Carat Diamond Weight in Sterling Silver - JewelryWeb Style: QTR263587SS - FREE gift-ready jewelry boxBand Width: 2.5 mmFinish: PolishedFeature: Solid [ Care and Handling: diamond ] - Clean with warm soapy water and a soft brush or cloth. [ Potential Enhancement Methods: created sapphire ] - Grown in a laboratory, but are chemically, physically and optically identical to natural gems. Natural gems typically have inclusions from the crystallization process, where gases and other minerals mix during the molten stage of stone creation. Lab-created stones rely on a steady, controlled proces [ Care and Handling: created sapphire ] - Avoid strong detergents, heat, pressure and ultrasonic cleaner or steamer. Avoid re-polishing or re-cutting of the stone. Color may fade in light or with heat. Clean with warm soapy water and a soft brush or cloth.