9ct White Gold 6.49ct Oval Blue Topaz and Diamond Dress RingA prime example of a modern cocktail ring, this piece features a huge 12mm x 10mm 6. 49ct oval cut blue topaz with lovely cool blue hues. The gemstone is the perfect size to wear as a statement cocktail or dress ring and will provide an enviable sparkle to the wearer's hand. With a sleek rub setting, the lack of claws give the illusion the topaz floats on the finger, giving it a modern feel and look. To accentuate the centre stone, a halo of round