Metal - Gold Plated Over 925 Sterling Silver London Blue Topaz - (Gemstone Composition - Natural, Enhancement - Irradiated) White Topaz - (Gemstone Composition - Natural, Enhancement - Heated) Topaz is a birthstone month for the December and is believed to promote relaxation and harmony. Icy shade of blue topaz relates to learning, understanding and creative inspiration. Note - Blue color is the result of irradiation treatment. The gold plated over sterling silver ring featuring a large, cushion-cut london blue topaz gemstone at its center. The gemstone is surrounded by a halo of small, round white diamonds set in a square arrangement. The ring band is made of polished yellow gold, which adds a luxurious and elegant touch to the overall design. This ring is interesting and relevant as it showcases a beautiful piece of jewelry that combines the rich color of the blue gemstone with the sparkle of white topaz, making it a striking and attractive accessory.