Sterling Silver Round 6mm Sapphire Polished Created Blue Sapphire and .015 Carat Diamond Weight Diamond Birthstone Earrings - in Sterling Silver - JewelryWeb Style: TLE373067SS - FREE gift-ready jewelry box [ Care and Handling: diamond ] - Clean with warm soapy water and a soft brush or cloth. [ Potential Enhancement Methods: blue sapphire ] - Usually heated to improve appearance. Occasionally irradiated. Commonly diffused along with heat application to create different colors. Yellow sapphire is always diffused. [ Care and Handling: blue 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.