As an exquisite symbol of your eternal love, this 1.60 carat (ctw)London Blue Topaz and accent diamond halo ring sparkles in lustrous 10 karat white gold. The elegant design showcases a round-cut (7mm) London blue topaz gemstone and 12 round-cut, prong-set diamond accents (H-I, I1-I2) shimmering along the band.