18ct White Gold Cabochon Cut Blue Topaz & Blue Diamond Halo Dress Ring18ct White Gold Cabochon Cut Blue Topaz & Blue Diamond Halo Dress Ring SFBGW8346 This eye catching white gold topaz & blue diamond halo ring is an exquisite creation that radiates sophistication and elegance. Crafted from luxurious 18ct white gold, the ring features a stunning cabochon cut blue topaz at its center. This topaz, notable for its smooth, polished, dome like surface, showcases a mesmerising pastel blue hue, reminiscent of tranquil ocean